Jupiter is mainly made of Hydrogen.
Many Gases... Helium and Hydrogen make up most of the planet. I don't know about methane. This planet is the largest Gas Giant. I hope this helps.
IUNNO
Nitrogen and Oxygen are the most common gases in the atmosphere.
Oxygen.
The two gases that are most common in interstellar clouds,consist mostly of gas,especially hydrogen and helium.
There are many gases in the atmosphere. The two most common gases found in the atmosphere however, are nitrogen and oxygen.
nitrogen and oxygen
Nitrogen & Oxygen.
Nitrogen and Oxagen
Nitrogen and Oxagen
These gases are nitrogen, oxygen, argon, carbon dioxide.
The two most common gases in Earth's atmosphere are nitrogen (N) and oxygen (O2). Nitrogen is roughly 78% and oxygen is roughly 21%.