Consider the following statements Laughing gas (N2O)
1. finds use as a propellant for whipped ice-cream.
2. used as an anaesthetic.
3. used for the preparation of N3H.
4. used as fuel for rockets.
Which of the above is/are correct?
A. Only 1
B. Only 2
C. 1, 2 and 3
D. All of these
Answer: Option C
This Question Belongs to Chemistry GK Chapter Wise >> Non Metal And Its Compounds
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