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Match List I (Fuel Gases) with List II (Major Constituents) and select the correct answer using the codes given below.

2004

Match List I (Fuel Gases) with List II (Major Constituents) and select the correct answer using the codes given below.
List I
(A) CNG
(B) Coal gas
(C) LPG
(D) Water gas

List II
1. Carbon monoxide, Hydrogen
2. Butane, Propane
3. Methane, Ethane
4. Hydrogen, Methane, Carbon monoxide

(a)

2 1 3 4

(b)

3 4 2 1

(c)

2 4 3 1

(d)

3 1 2 4

Answer:

(b)

Moderate

Explanation

Correct matches: CNG (Methane, Ethane), Coal gas (Hydrogen, Methane, Carbon monoxide), LPG (Butane, Propane), Water gas (Carbon monoxide, Hydrogen). Hence, (b) is correct.