Question

fossil fuels contains _____ compounds

Answer 1

Fossil fuels contains hydrocarbons compounds.

Answer 2

Answer:

$\small\tt\longrightarrow\underline{\red{ hydrocarbons}}$

Fossil fuels are hydrocarbons comprised primarily of the following elements: carbon and hydrogen and some sulfur, nitrogen, oxygen, and mineral matter. Mineral matter turns into ash when burnt.