Question

12. The valency of atom is related to
(1) Number of protons
(2) Number of electrons
(3) Number of neutrons
(4) Mass of the atom​

Answer 1

Answer:

2). Number of electrons

hope this helps you

Answer 2

Answer:

Number of electrons

Explanation:

The valency of an atom is related to the number of electrons as it tells us how many electrons are needed to make the outermost shell to be filled to attain the octet state

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