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📌 RAS SCIENCE (CHEMISTRY) – NITROGEN GAS IN AIR | Complete Explanation for RAS Pre + Mains | Helix Edu Hub

Welcome to Helix Academy,
In today’s class we will study Nitrogen Gas in Air – one of the most important topics asked in RAS, RPSC 1st Grade, Rajasthan Police, Patwar, SSC, and other competitive exams.

This video covers:
✔️ Composition of Air
✔️ Properties of Nitrogen Gas
✔️ Preparation of Nitrogen
✔️ Uses of Nitrogen in Daily Life
✔️ Why Nitrogen is Non-Reactive?
✔️ Important MCQs + Previous Year Questions
✔️ RAS Pre + Mains Level Complete Notes

This topic is highly expected in upcoming RAS 2026 and essential for strengthening your General Science – Chemistry section.

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🎯 What You Will Gain From This Video

Strong conceptual understanding

Exam-oriented notes

High-quality practice questions

Boost in RAS Science scoring ability

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