A mixture of gasses including oxygen nitrogen water and others that surrounds the earth is called the?

The Atmosphere.

Explanation:

The atmosphere that surrounds Earth is made up of gases like nitrogen, carbon, oxygen, and water vapors.

not sure if this is what you'r looking for eubacteria and archaebacteria

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds