Question

Why suphum exists as polyatomic and oxygen as diatomic?

Answer 1

Oxygen exist as a diatomic molecule () as it forms one bond by axial overlap of two p-orbitals & one bond by lateral overlap of two p-orbitals due to its small atomic size. So due to this, the Van der Waals Forces acting on the is very less. ... So, Oxygen exist as gas whereas sulphur exist as solid.

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