JEE MAIN - Chemistry (2021 - 18th March Morning Shift - No. 8)
Match List - I with List - II :
List - I (Chemicals)
(a) Alcoholic potassium hydroxide
(b) Pd/BaSO4
(c) 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 :
List - I (Chemicals)
(a) Alcoholic potassium hydroxide
(b) Pd/BaSO4
(c) 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 :
(a) - (ii), (b) - (i), (c) - (iv), (d) - (iii)
(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)
(a) - (iii), (b) - (i), (c) - (iv), (d) - (ii)
(a) - (ii), (b) - (iv), (c) - (i), (d) - (iii)
Explanation
Alc. KOH causes elimination
Pd / BaSO4 – Lindlar’s catalyst
BHC is obtained by the addition reaction of Cl2 with benzene in presence of U.V.
Thin film of polyacetylene can be used as electrode in batteries.
Pd / BaSO4 – Lindlar’s catalyst
BHC is obtained by the addition reaction of Cl2 with benzene in presence of U.V.
Thin film of polyacetylene can be used as electrode in batteries.
Comments (0)
