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36. Why do helium, neon and argon have a zero valency?

36. Why do helium, neon and argon have a zero valency?

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 8740 Points
8 months ago
Helium, neon and argon have completely filled outermost shells. Thus, they have stable electronic configuration. They neither lose electrons nor gain electrons. Thus, their valency is zero.

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