Which one of the following chemical reactions is not true?
Acetylene is reduced when it is passed through a red hot tube of iron
Ethylene can be prepared by heating ethyl bromide with alcoholic caustic potash
Acetylene is prepared by the action of water on calcium carbide
Chloroform is prepared in the laboratory by distilling ethyl alcohol with bleaching powder
A
Acetylene is prepared by the action of water on calcium carbide
B
Acetylene is reduced when it is passed through a red hot tube of iron
C
Ethylene can be prepared by heating ethyl bromide with alcoholic caustic potash
D
Chloroform is prepared in the laboratory by distilling ethyl alcohol with bleaching powder
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Solution
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When acetylene is passed through a red hot tube, it undergoes polymerization to give benzene.
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