1.

\[R-C{{H}_{2}}-CC{{l}_{2}}-R\xrightarrow{\text{Reagent}}R-C\equiv C-R\] The reagent is [CBSE PMT 1989; MP PET 1995]

A. Na
B. \[HCl\text{ and }{{H}_{2}}O\]
C. \[KOH\text{ in }{{C}_{2}}{{H}_{5}}OH\]
D. Zn
Answer» D. Zn


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