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JEE CHEMISTRY MCQ: HYDROCARBONS
1
Hard
1 of 1
Analyzing
+4 | -1
S-I : Heavy metal acetylides can be used to purify alkynes
S-II: Terminal alkynes form acetylides which are soluble in acids.
S-II: Terminal alkynes form acetylides which are soluble in acids.
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Correct option: A
S-I S-II are true
Option A is correct because heavy metal acetylides can be used to purify alkynes, and terminal alkynes form acetylides soluble in acids.
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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:
