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Helium valency ce and cy​

Answer»

Hey,

Helium has 0 valency because the electron is 2 for helium and the outer most shell is fully filled. that is K shell CONTAIN 2 , so the valency is 0 for helium and it is known as NOBLE gases or inert gases . its has extremely low reactive .

If it helps please mark as BRAINLIEST!

~Azzyland



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