Question

why do heluum neon and argon have zero valency? explain

Answer 1

hey dear,

here is the answer for your question

*Helium , Neon and Argon are noble gases

*The valence shell of these gases contain 8 electron(except helium valence shell contain only 2 electrons).

*So they have attain stability.

*So the do not give away there electrons or accept the electrons

*So these gases have zero valency.
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