Question

An atom of phosphorus can be represented as 15p³¹?
what does the figure 31 indicate
what does the figure 15 indicate
what is the number of protons in an atom of phosphorus
what is the number of electrons in an atom of phosphorus
what is the number of neurons in an atom of phosphorus
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Answer 1

Explanation:

The figure 31 indicates Mass Number. It is denoted as A.

The figure 15 indicates Atomic Number. It is denoted as Z.

Number of atoms present in an atom of phosphorus are 15.

Number of electrons present in an atom of phosphorus are 15.

Number of neutrons present in an atom of phosphorus are (31-15)= 16.