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The steam volatile compounds among the following are : (A) OH NO 2 (B) NH 2 NO 2 (C) OH H 2 N (D) NH 2 HO Choose the correct answer from the options given below :

1. (B) and (D) only
2. (A) and (C) only
3. (A) and (B) only
4. (A),(B) and (C) only

Correct answer: (A) and (B) only

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