Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Arrange the following elements according to their weightage in the Atmosphere

1. Nitrogen
2. Oxygen
3. Carbon dioxide
4. Argon

• A. 1, 2, 3 & 4
• B. 2, 1, 4 & 3
• C. 1, 2, 4 & 3
• D. 4, 3, 2 & 1

Answer 1

The correct option is C 1, 2, 4 & 3

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Nitrogen(78 %), Oxygen (21%), Argon(0.93%), Carbon dioxide(0.04%) and trace amounts of neon, helium, methane are present in the atmosphere.