When (C—H) σ electrons are in conjugation to pi bond, this conjugation is known as…
Chemistry · JEE Advanced · NTA Exams — Basic Principles of Organic Chemistry
When (C—H) σ electrons are in conjugation to pi bond, this conjugation is known as hyperconjugation : For any compound to show hyperconjugation
(i) Compound should have one sp2 -hybridised carbon.
(ii) α-carbon with respect to sp2 should be sp3
(iii) α-carbon should contain at least one hydrogen atom.
No. of α-carbon \(\propto\)stability of cation and alkene.
Which of the following alkenes is most stabilized?
- \[\mathrm{CH}_{2}=\mathrm{CH}_{2}\]
Answer
(C)
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Assertion (A) : All carbon atoms in 1,3-butadiene are sp 2 hybridized. Reason (R) : 1,3-Butadiene is a…
- The optically active tartaric acid is named as D-(+)-tartaric acid because it has a positive
- Assertion : Meso–tartaric acid is optically active. Reason : Optically active molecule is a molecule that…
- Which of the following hydrocarbons has the lowest dipole moment ? (2002)
- The Fischer projection of D-erythrose is shown below. D-Erythrose D-Erythrose and its isomers are listed and…
- How many optically active stereoisomers are possible for butane–2, 3–diol?
- Write the correct order of acidity: (P) (Q) (R) (S)
- array l (I) (II) (III) array Which of the following orders is correct for the stability of these carbanions ?
More Basic Principles of Organic Chemistry questions · Browse all practice questions