Chemistry · NDA previous year questions

2010 27 questions

1. Q1012010 · 18 Apr 2010

   Vinegar is produced from

   1. A.ethanoic acid
   2. B.valeric acid
   3. C.methanoic acid
   4. D.butanoic acid
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   Answer: A

2. Q1022010 · 18 Apr 2010

   Match List-I with List-II and select the correct answer using the code given below the Lists: | List-I | List-II | | :--- | :--- | | A. Ozone gas | 1. Combines with haemoglobin | | B. Nitrous oxide | 2. Ultraviolet radiation | | C. Carbon dioxide | 3. Component of air in small quantity | | D. Carbon monoxide | 4. Visible radiation | | | 5. Infrared radiation | Code:

   1. A.A-1, B-4, C-5, D-3
   2. B.A-2, B-3, C-5, D-1
   3. C.A-1, B-4, C-3, D-2
   4. D.A-2, B-5, C-3, D-1
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   Answer: B, D