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JEE CHEMISTRY MCQ: HYDROCARBONS

1 Easy

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The energy of

\pi

-bond in kcal is about :

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Correct option: B

50

Option B (50) is correct because the energy of a

\pi

-bond is approximately 50 kcal.

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In benzene, there is a delocalisation of π-electrons. Hence, each π-electron is attached by….carbon nuclei. Which statement is false? Assertion (A) In comparison to ethyl chloride, it is not easy to carry outnucleophilic substitution on vinyl chloride.

Reason (R) Vinyl group is an electron donating. If 2-oxopropanal and methanal are obtained by the reductive ozonolysis of compound (A), then the number of

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