R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Science Q. Laughing gas is (A) Nitrous oxide (B) Nitrogen trioxide (C) Nitrogen pentoxide (D) Nitric oxide 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (A) Nitrous oxide You must be Logged in to update hint/solution 💬 Discussion 💬 Comment