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X underset ( 170^(@) C )overset( Conc. H...

` X underset ( 170^(@) C )overset( Conc. H_2SO_4) to Y underset( C Cl_4)overset(Br_2) to Q underset (Delta)overset( alc. KOH) to R ` if x is ethyl alcohol correct statement (s) about R is / are
A) it decolourizes Bayer's reagent
B) it gives benzene when subjected to polymerization
C) it gives red precipitate with ammonical `Cu_2Cl_2`
D) it gives ethylene on hydrogenation in the presence of Lindlar's catalyst

A

A , B & C

B

B,C & D

C

A , B, C & D

D

A, B & D

Text Solution

Verified by Experts

The correct Answer is:
C
`underset((X))(C_2H_5OH) underset(170^(@)C)overset(conc. H_2SO_4)to underset((Y))(CH_2 = CH_2) overset(Br_2// C Cl_4)to underset(Br)underset(|)CH_2 - underset(Br)underset(|)CH_2 underset(Delta)overset(alc.KOH)to underset("Ethyne (R)")(CH -=CH)`
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