MCQ
Cyanide ion is
- ✓Nucleophilic
- BElectrophilic
- CStrongly acidic
- DNon-reactive and neutral
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$C{H_3} - C \equiv C - C{H_3}\xrightarrow{{{H_2}/Pd - BaS{O_4}}}$ $A\xrightarrow{{B{r_2}/CC{l_4}}}C$
$C{H_3} - C \equiv C - C{H_3}\xrightarrow{{Na/Liq.\,N{H_3}}}$ $B\xrightarrow{{B{r_2}/{H_2}O}}D$
Reason : Energy of the activated complex is higher than the energy of reactant molecules.