Chemistry A-Level
Distinguishing σ-bonds from π-bonds
What Distinguishing σ-bonds from π-bonds means in Chemistry A-Level, as defined for OCR.
Definition of Distinguishing σ-bonds from π-bonds
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Reference: OCR
σ-bonds form by direct, end-on overlap of orbitals between the bonding atoms, whereas sideways overlap would give a π-bond.
Topics that use Distinguishing σ-bonds from π-bonds
- Alkanes (OCR A-Level)
Related terms
- Bond angle of about 109.5°
- Consequences for alkane reactivity
- Effect of branching on boiling point
- Effect of carbon-chain length on boiling point
- Electron pair repulsion between bonding pairs
- Free rotation about σ-bonds
- Further substitution giving polyhalogenated products
- Incomplete combustion products
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