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JEE CHEMISTRY MCQ: HYDROCARBONS

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Acetylene on reacting with hypochlorous acid gives:

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Correct option: C

\mathrm{C}{\mathrm{l}_2}\mathrm{CH}\mathrm{.CHO}

Option C (

\mathrm{C}{\mathrm{l}_2}\mathrm{CH}\mathrm{.CHO}

) is correct because acetylene reacts with hypochlorous acid to form dichloroethanal.

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\mathrm{Ca}{\mathrm{C}_2} + {\mathrm{H}_2}\mathrm{O} \to X\xrightarrow{{{\mathrm{O}_3}/\frac{{{\mathrm{H}_2}\mathrm{O}}}{{\mathrm{O}{\mathrm{H}^ + }}}}}\mathrm{HCOOH} + \mathrm{HCOOH},X\;\mathrm{is}

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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