Indicate the σ and π bonds in the following molecules: C₆H₆, C₆H₁₂, CH₂Cl₂, CH₂=C=CH₂, CH₃NO₂, HCONHCH₃

Question

TextElectronic Displacements in Covalent Bonds: Resonance and Hyperconjugation

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How many σ and π bonds are present in each of the following molecules? (a) HC≡CCH=CHCH₃ (b) CH₂=C=CHCH₃

Explain why (CH₃)₃C⁺ is more stable than CH₃ĊH₂ and ĊH₃ is the least stable cation.

Explain why alkyl groups act as electron donors when attached to a π system.