Sbírka Neutral Atom Of Potassium

Sbírka Neutral Atom Of Potassium. The chemical symbol for potassium is k. So the electron configuration of potassium will involve 19 electrons. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). Potassium was first isolated from potash, the ashes of plants, from which its name derives.

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17/12/2014 · potassium's atomic number is 19. This means that every atom of potassium has 19 protons in its nucleus. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:

26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.

This means that every atom of potassium has 19 protons in its nucleus. In the periodic table, potassium is one of the alkali metals. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. The full electron configuration of potassium is 1s22s22p63s23p64s1. So the electron configuration of potassium will involve 19 electrons. Potassium was first isolated from potash, the ashes of plants, from which its name derives.

So the electron configuration of potassium will involve 19 electrons. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … 17/12/2014 · potassium's atomic number is 19. Electron affinity of potassium is 48.4 kj/mol.. This means that every atom of potassium has 19 protons in its nucleus.

A neutral atom of potassium (k) has an average mass of 39 amu and 19 …. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. Electron affinity of potassium is 48.4 kj/mol. So the electron configuration of potassium will involve 19 electrons. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. 17/12/2014 · potassium's atomic number is 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … Potassium was first isolated from potash, the ashes of plants, from which its name derives. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole).

Electron affinity of potassium is 48.4 kj/mol. In a neutral atom, the number of protons is equal to the number of electrons.

In the periodic table, potassium is one of the alkali metals.. The full electron configuration of potassium is 1s22s22p63s23p64s1. Electron affinity of potassium is 48.4 kj/mol. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). In the periodic table, potassium is one of the alkali metals.. Electron affinity of potassium is 48.4 kj/mol.

So the electron configuration of potassium will involve 19 electrons.. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. Electron affinity of potassium is 48.4 kj/mol. In a neutral atom, the number of protons is equal to the number of electrons. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole).

The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. The full electron configuration of potassium is 1s22s22p63s23p64s1. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. The chemical symbol for potassium is k. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … Electron affinity of potassium is 48.4 kj/mol. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion... So the electron configuration of potassium will involve 19 electrons.

This means that every atom of potassium has 19 protons in its nucleus. . 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.

The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion... This means that every atom of potassium has 19 protons in its nucleus. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … Electron affinity of potassium is 48.4 kj/mol. 17/12/2014 · potassium's atomic number is 19. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). The full electron configuration of potassium is 1s22s22p63s23p64s1. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. In a neutral atom, the number of protons is equal to the number of electrons. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. So the electron configuration of potassium will involve 19 electrons.. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19.

Potassium was first isolated from potash, the ashes of plants, from which its name derives. In the periodic table, potassium is one of the alkali metals. 17/12/2014 · potassium's atomic number is 19. In a neutral atom, the number of protons is equal to the number of electrons... In a neutral atom, the number of protons is equal to the number of electrons.

This means that every atom of potassium has 19 protons in its nucleus.. . In the periodic table, potassium is one of the alkali metals.

Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. Electron affinity of potassium is 48.4 kj/mol. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … 17/12/2014 · potassium's atomic number is 19. Potassium was first isolated from potash, the ashes of plants, from which its name derives. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. In the periodic table, potassium is one of the alkali metals. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:. The chemical symbol for potassium is k.

17/12/2014 · potassium's atomic number is 19. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.. The chemical symbol for potassium is k.

21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure.. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. In the periodic table, potassium is one of the alkali metals. The full electron configuration of potassium is 1s22s22p63s23p64s1. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.

Potassium was first isolated from potash, the ashes of plants, from which its name derives... . Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19.

In a neutral atom, the number of protons is equal to the number of electrons. 17/12/2014 · potassium's atomic number is 19. The chemical symbol for potassium is k. Potassium was first isolated from potash, the ashes of plants, from which its name derives. Electron affinity of potassium is 48.4 kj/mol.. The chemical symbol for potassium is k.

This means that every atom of potassium has 19 protons in its nucleus. Potassium was first isolated from potash, the ashes of plants, from which its name derives. Electron affinity of potassium is 48.4 kj/mol.

Potassium was first isolated from potash, the ashes of plants, from which its name derives... Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. So the electron configuration of potassium will involve 19 electrons. The full electron configuration of potassium is 1s22s22p63s23p64s1. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure.

Electron affinity of potassium is 48.4 kj/mol... This means that every atom of potassium has 19 protons in its nucleus. 17/12/2014 · potassium's atomic number is 19. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion... In a neutral atom, the number of protons is equal to the number of electrons.

Potassium was first isolated from potash, the ashes of plants, from which its name derives.. So the electron configuration of potassium will involve 19 electrons. This means that every atom of potassium has 19 protons in its nucleus. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19... A neutral atom of potassium (k) has an average mass of 39 amu and 19 …

Potassium was first isolated from potash, the ashes of plants, from which its name derives.. In the periodic table, potassium is one of the alkali metals.

Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. In a neutral atom, the number of protons is equal to the number of electrons. Electron affinity of potassium is 48.4 kj/mol... In the periodic table, potassium is one of the alkali metals.

This means that every atom of potassium has 19 protons in its nucleus... Electron affinity of potassium is 48.4 kj/mol. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19... The full electron configuration of potassium is 1s22s22p63s23p64s1.

In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:.. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: This means that every atom of potassium has 19 protons in its nucleus. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. The chemical symbol for potassium is k. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. A neutral atom of potassium (k) has an average mass of 39 amu and 19 …. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:

The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion... Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … So the electron configuration of potassium will involve 19 electrons. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. This means that every atom of potassium has 19 protons in its nucleus. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). 17/12/2014 · potassium's atomic number is 19.. The full electron configuration of potassium is 1s22s22p63s23p64s1.

17/12/2014 · potassium's atomic number is 19.. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19.

The chemical symbol for potassium is k. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). This means that every atom of potassium has 19 protons in its nucleus. Potassium was first isolated from potash, the ashes of plants, from which its name derives. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. Electron affinity of potassium is 48.4 kj/mol. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: The chemical symbol for potassium is k.

The full electron configuration of potassium is 1s22s22p63s23p64s1.. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … This means that every atom of potassium has 19 protons in its nucleus. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: 17/12/2014 · potassium's atomic number is 19. The chemical symbol for potassium is k. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole).. This means that every atom of potassium has 19 protons in its nucleus.

The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). In a neutral atom, the number of protons is equal to the number of electrons. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. This means that every atom of potassium has 19 protons in its nucleus. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.

A neutral atom of potassium (k) has an average mass of 39 amu and 19 …. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. 17/12/2014 · potassium's atomic number is 19. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. This means that every atom of potassium has 19 protons in its nucleus. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: In a neutral atom, the number of protons is equal to the number of electrons. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19.

26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. In the periodic table, potassium is one of the alkali metals. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … In a neutral atom, the number of protons is equal to the number of electrons. This means that every atom of potassium has 19 protons in its nucleus. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. Potassium was first isolated from potash, the ashes of plants, from which its name derives. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19... In a neutral atom, the number of protons is equal to the number of electrons.

In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: So the electron configuration of potassium will involve 19 electrons.. The chemical symbol for potassium is k.

So the electron configuration of potassium will involve 19 electrons. Potassium was first isolated from potash, the ashes of plants, from which its name derives. 17/12/2014 · potassium's atomic number is 19. In a neutral atom, the number of protons is equal to the number of electrons. The full electron configuration of potassium is 1s22s22p63s23p64s1. So the electron configuration of potassium will involve 19 electrons... 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.

The chemical symbol for potassium is k. The full electron configuration of potassium is 1s22s22p63s23p64s1. In the periodic table, potassium is one of the alkali metals. So the electron configuration of potassium will involve 19 electrons. Potassium was first isolated from potash, the ashes of plants, from which its name derives. Electron affinity of potassium is 48.4 kj/mol. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 …

A neutral atom of potassium (k) has an average mass of 39 amu and 19 …. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … This means that every atom of potassium has 19 protons in its nucleus. Potassium was first isolated from potash, the ashes of plants, from which its name derives. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.. So the electron configuration of potassium will involve 19 electrons.

In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:. In the periodic table, potassium is one of the alkali metals. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons.

In the periodic table, potassium is one of the alkali metals. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. So the electron configuration of potassium will involve 19 electrons. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole).

In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: Potassium was first isolated from potash, the ashes of plants, from which its name derives. In a neutral atom, the number of protons is equal to the number of electrons. Electron affinity of potassium is 48.4 kj/mol. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: The chemical symbol for potassium is k. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. This means that every atom of potassium has 19 protons in its nucleus. Potassium was first isolated from potash, the ashes of plants, from which its name derives.

Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. Potassium was first isolated from potash, the ashes of plants, from which its name derives.. In a neutral atom, the number of protons is equal to the number of electrons.

A neutral atom of potassium (k) has an average mass of 39 amu and 19 ….. So the electron configuration of potassium will involve 19 electrons. 17/12/2014 · potassium's atomic number is 19. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). Electron affinity of potassium is 48.4 kj/mol. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:.. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure.

Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19... In a neutral atom, the number of protons is equal to the number of electrons. 17/12/2014 · potassium's atomic number is 19. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. The chemical symbol for potassium is k. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. The full electron configuration of potassium is 1s22s22p63s23p64s1. Electron affinity of potassium is 48.4 kj/mol... The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.

In a neutral atom, the number of protons is equal to the number of electrons.. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19.

The chemical symbol for potassium is k. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:.. A neutral atom of potassium (k) has an average mass of 39 amu and 19 …

In the periodic table, potassium is one of the alkali metals... 17/12/2014 · potassium's atomic number is 19. So the electron configuration of potassium will involve 19 electrons. 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure.. The full electron configuration of potassium is 1s22s22p63s23p64s1.

In a neutral atom, the number of protons is equal to the number of electrons. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). In the periodic table, potassium is one of the alkali metals... 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19.

In the periodic table, potassium is one of the alkali metals. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. The chemical symbol for potassium is k. So the electron configuration of potassium will involve 19 electrons.

Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19.. A neutral atom of potassium (k) has an average mass of 39 amu and 19 … 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. In the periodic table, potassium is one of the alkali metals. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19. The full electron configuration of potassium is 1s22s22p63s23p64s1. So the electron configuration of potassium will involve 19 electrons. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. 17/12/2014 · potassium's atomic number is 19. A neutral atom of potassium (k) has an average mass of 39 amu and 19 …

17/12/2014 · potassium's atomic number is 19... 08/12/2020 · therefore, the number of electrons in neutral atom of potassium is 19. 17/12/2014 · potassium's atomic number is 19. 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. This means that every atom of potassium has 19 protons in its nucleus. In the periodic table, potassium is one of the alkali metals. In a neutral atom, the number of protons is equal to the number of electrons. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: The chemical symbol for potassium is k.. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion.

17/12/2014 · potassium's atomic number is 19... 21/11/2020 · potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. The number of neutrons for the bohr diagram of potassium can be found by subtracting the number of protons from the atomic mass(rounded to the nearest whole). Potassium was first isolated from potash, the ashes of plants, from which its name derives. The change in energy (in kj/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. Electron affinity of potassium is 48.4 kj/mol. So the electron configuration of potassium will involve 19 electrons. The full electron configuration of potassium is 1s22s22p63s23p64s1. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: 26/11/2018 · a neutral atom of potassium (k) has an average mass of 39 amu and 19 electrons. In a neutral atom, the number of protons is equal to the number of electrons.. Potassium is neutral and its atomic number is 19, hence, the number of protons and electrons available for its bohr diagram is also 19.