UPSC NDA II 2025 General Ability Paper
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Question : 107 of 150
Marks:
+1,
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Match List I with List II and select the answer using the code given below the Lists :
|
List I (Reaction) |
List II (Type) |
||
|
A. |
CaO(s) + H2O (I) → Ca(OH)2 (aq) |
1. |
Single Displacement |
|
B. |
CaCO3 (s) → CaO(s) + CO2(g) |
2. |
Double displacement |
|
C. |
Pb(s) + CuCl2(aq) → PbCl2(aq) + Cu(s) |
3. |
Combination |
|
D. |
Na2SO4(aq) + BaCl2 (aq) → BaSO4(s) + 2NaCl(aq) |
4. |
Decomposition |
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