Chemistry, asked by suz, 1 year ago

what is valancy? and what is molecular mass?

Answers

Answered by akankshakumari

1

The number of electrons which an atom can donate,gain or share in order to complete its octet is known as the valency of that particular atom.

The molecular mass of a substance is the sum of the atomic masses of its constituent atoms present in a molecule.

Answered by Anonymous

2

Valency is the total number of electrons gained or loosed by an atom.

Molecular mass refers to the weight of an molecule.

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