Question

What is the chemical symbol for nitrogen gas?

• A. Na
• B. Ni
• C. N2
• D. N+

Answer 1

Answer:

C. N2

The element symbol for nitrogen is N. "Nitrogen" includes nitrogen molecules (N2) that are simple substances and compounds (nitric oxide (NO), nitrogen dioxide (NO2), ammonia (NH3), etc.). Generally speaking, "nitrogen" refers to the nitrogen molecule. Nitrogen molecules are also called nitrogen gas.