UPSC NDA II 2023 General Ability Solved Paper
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Question : 62 of 150
Marks:
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Match List I with List II and select the correct answer using the code given below the Lists:
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LIST I (Chemical process) |
LIST II (Reaction) |
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|
A. |
Electrolysis of water |
1. |
Double displacement reaction |
|
B. |
Burning of coal |
2. |
Combination reaction |
|
C. |
Iron nail immersed in copper sulphate solution |
3. |
Decomposition reaction |
|
D. |
Addition of barium chloride solution to aluminium sulphate solution |
4. |
Displacement reaction |
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