Question

the compound co2 is made of
two atoms of cobalt.
one atom of cobalt and two atoms of oxygen.
two atoms of cobalt and two atoms of oxygen.
two atoms of carbon and one atom of oxygen.
one atom of carbon and two atoms of oxygen.

Explanation:

In the chemical formula CO₂, C represents carbon and O represents oxygen. The sub - script 2 next to O indicates there are two oxygen atoms, and there is one carbon atom as no sub - script means 1.

Answer:

One atom of carbon and two atoms of oxygen.