1
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Consider the following reaction:
Fe2O3(s) + 2Al(s) → 2Fe(s) + Al2O3(s)
Which of the following statements about the given reaction is NOT correct?
2
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Match List I with List II and select the correct answer using the code given below the Lists:
|
LIST I (Chemical process) |
LIST II (Reaction) |
||
|
A. |
Electrolysis of water |
1. |
Double displacement |
|
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 |
3
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following processes involves chemical reaction?
4
NDA General Ability 3 September 2023
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following metals does NOT react with cold water to liberate hydrogen gas?
Paper Analysis
Total Questions
English 46
General Science 52
General Studies 52
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