Chemistry, asked by sathyapravin, 4 months ago

why do helium neon and argon have a zero valency​

Answers

Answered by ankitamahanta
4

Answer:

Because they are noble gas

Explanation:

They are stable and their outermost shell is full of electron.

Answered by SaiGirish7
6

Answer:

Hey,helium,neon and argon are noble elements,hence they have zero valency.

Explanation:

The outermost shells of helium,neon and argon (duplet in helium and octet in neon and argon) are complete. Hence they have no free electrons to take part in reactions. Hence their valency is zero.

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