Question

Helium atom has 2 electrons in its valence shell but its valency is not 2. Explain.​

Answer 1

Answer:

because it has completed its duplet.

it can only have two electrons in its outermost shell

Answer 2

Answer:

beacaue helium only have 2 atoms in its valence she'll do it's valence is not 2 while it is 0.

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