What two gases make up majority of earth atmosphere

Hello!

earth's atmosphere's gasses are:

Nitrogen — about 75 percent

Oxygen — about 20 percent

Argon — about 1 percent

Carbon dioxide — about 0.05 percent

there are also small amounts of neon, methane, helium, krypton, hydrogen, and water vapor in the atmosphere.

I hope this helps, and have a nice day!

excuse me, so what the hell is the