Question

If the atomic number of an atom is 15 and mass number is 31 then what is the number of sub-atomic
particles present in the atom?​

Answer 1

Answer:

15,15,16

Explanation:

sub atomic particles are protons electrons and neutrons .protons and electrons are equal to atomic number and neutrons =31-15 =16 (mass-number)

Answer 2

Answer:

15 protons, 15 electrons, and 16 neutrons

Explanation: