NTPC CBT-2 Chemistry Quiz - 53

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Question 1:

Which of the following represents 1 amu?

Question 2:

Which of the following is sink for CO?

Question 3:

Which of the following is purified by steam distillation?

  1. Turpentine oil
  2. Aniline
  3. Nitrobenzene

Question 4:

Which of the following are examples of exothermic reactions?

Question 5:

Which of the following is used in making ointment for curing skin diseases ?