Define: i. Sigma overlap ii. pi overlap - Vidyadip

Question

Define:
i. Sigma overlap
ii. pi overlap

✓

Answer

i. Sigma overlap (σ bond): When two half-filled orbitals of two atoms overlap along the internuclear axis, it is called as sigma overlap or sigma bond.
ii. pi overlap (π bond): When two half-filled orbitals of two atoms overlap side-ways (laterally), it is called as π overlap or π bond.

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