Match List-I with List-II :
(Chemicals)
(a) Alcoholic potassium hydroxide
(b) $\mathrm{Pd} / \mathrm{BaSO}_{4}$
(c) $\mathrm{BHC}$ (Benzene hexachloride)
(d) Polyacetylene
List-II
(Use / Preparation / Constituent)
(i) Electrodes in batteries
(ii) Obtained by addition reaction
(iii) Used for $\beta$ - elimination reaction
(iv) Lindlar's catalyst
Choose the most appropriate match :
Correct Option: , 2
(a) Alcoholic potassium hydroxide $\rightarrow$ used for $\beta$-elimination
(b) $\mathrm{Pd} / \mathrm{BaSO}_{4} \rightarrow$ Lindlar's catalyst
(c) BHC (Benzene hexachloride) $\rightarrow$ Obtained by addition reactions
(d) Polyacetylene $\rightarrow$ Electrodes in batteries
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