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Helium is an unreactive gas and neon is a gas of extremely low reactivity. What,. if anythin, do their atoms have in common?

 Helium is an unreactive gas and neon is a gas of extremely low reactivity. What,. if anythin, do their atoms have in common?

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
3 years ago
Dear Student

Helium and neon have completely filled outermost shell.

Thanks

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