Question

The number of electron in an atom is equal to the same of ........
Neutron
Atomic number
Atomic mass number
Valency​

Answer 1

Answer:

When an atom has an equal number of electrons and protons, it has an equal number of negative electric charges (the electrons) and positive electric charges (the protons). The total electric charge of the atom is therefore zero and the atom is said to be neutral.

Explanation:

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Answer 2

Answer:

Neutron

A neutron is a sub- atomic particle with no net electrostatic charge , with a very similar mass to a proton.