Chemistry, asked by amaan4656, 11 months ago

molecules of H2 exist while that of the He2 molecule does not​

Answers

Answered by dhriti95
5

because Helium has 2 electrons in its outer shell and its valency is already fulfilled but Hydrogen has 1 electron in its outer shell so to complete its valency it shares electron with other Hydrogen atom. Due to whic it exists as H2

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