1
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Match List I with List II and select the answer using the code given below the Lists:
| List I (Chemical Name) | List II (Chemical Formula) |
| A. Washing soda | 1. CaOCl₂ |
| B. Baking soda | 2. NaHCO₃ |
| C. Bleaching powder | 3. Na₂CO₃·10H₂O |
| D. Gypsum | 4. CaSO₄·2H₂O |
Code:
2
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following nitrogen oxides may dimerize?
3
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following statements regarding oxidation and reduction reactions is NOT correct?
4
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
For acid rain, the pH of rain water should be less than
Questions Asked from Chemistry (Marks 4)
Number in Brackets after Paper Indicates No. of Questions
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