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JEE CHEMISTRY MCQ: HYDROCARBONS
1
Medium
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Application
+4 | -1
Sec-butyl chloride on boiling with alc. gives _____ as the main product
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Correct option: B
2-butene
Option B (2-butene) is correct because sec-butyl chloride undergoes dehydrohalogenation in the presence of alcoholic KOH to form the most stable alkene, which is 2-butene (Zaitsev's rule).
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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 -bonds presents in Fischer-Tropsch process is used in the manufacture of:
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 -bonds presents in Fischer-Tropsch process is used in the manufacture of: