you mean what are the elements in the atmosphere
anyway
they are 78% nitrogen, 21% oxygen, 0.9% argon, and 0.03% carbon dioxide and a small percent of others
also water vapor
Not all of the elements are present in the Earth's atmosphere.
Mercury has no significant atmosphere
The most important elements in the Earth's atmosphere are N (nitrogen) and O (oxygen).
Atmosphere, but can be composed of different elements.
The Moon has no atmosphere.
NOTHING
2
The atmosphere itself is NOT an element. The atmosphere is a mixture of all the gases around the planet. Some gases are elements, but because there is more than one gas in the atmosphere, it is a MIXTURE of elements not an element itself.
Mars has an atmosphere that's about 95% carbon dioxide.
The two dominant elements in Earth's atmosphere are nitrogen and oxygen. Nitrogen makes up about 78% of the atmosphere, while oxygen accounts for about 21%.
oxygen, nitrogen
These elements are nitrogen, oxygen and argon.