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The Atomic Mass number of phosphorus is 31.

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12y ago

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Form a atomic number of 15 atoms?

Atomic number is the number of protons in an atom, not the number of atoms. The element with the atomic number 15 is phosphorus.


What is the atomic number of atom P?

Phosphorus is a non metal element. Atomic number of it is 15.


How many neutrons in atom Phosphorus 31?

Since the atomic number of Phosphorus is 15, an atom of Phosphorus-31 would have 16 neutrons. This is calculated by subtracting the atomic number (15) from the atomic mass (31).


What is the number of electrons in the atom phosphorus's?

The atomic number of phosphorus is 15. So there are 15 protons and 15 electrons in phosphorus.


How many protons are in an atom of phosphorous?

All phosphorus atoms have 15 protons (hence their atomic number of fifteen). Assuming the atom is neutral, it will also have an equal amount of electrons.


What is the mass of one atom of phosphorus?

Phosphorus is a non meta element. Atomic Mass of it is 31. Atomic number of it is 15.


How many protons are in a atom of phosphorus?

The atomic number of phosphorus is 15. So there are 15 protons


What is the total number of electrons found in an atom of phosphorus?

An atom of phosphorus has 15 electrons in total. This can be determined based on its atomic number, which is 15.


How many nuetrons are in phosphorus atom?

A phosphorus atom typically contains 16 neutrons. This can be determined by subtracting the atomic number, which is 15 for phosphorus, from its atomic mass, which is usually around 31 for the most commonly occurring isotope.


How many protons are in an. Atom of phosphorus?

15, it the same as the atomic number.


A neutral atom with an atomic number of 15 will have electrons in its outermost energy level?

A neutral atom with an atomic number of 15 (phosphorus) will have 5 electrons in its outermost energy level. This is because the atomic number tells us the number of protons, which is equal to the number of electrons in a neutral atom. The outermost energy level for phosphorus is the third energy level.


How many protons does atomic number of 15?

The atomic number is the number of protons, so 15.