What are the major components of air? Among these, which is the active component and which is the inactive component?

Explanation

**Step-by-Step Solution:**

1. **Identify the Major Components of Air:**
Air is primarily composed of several gases. The major components of air include:
- Nitrogen (N₂) - approximately 78%
- Oxygen (O₂) - approximately 21%
- Argon (Ar) - about 0.93%
- Carbon Dioxide (CO₂) - about 0.04%
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