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