Question

which of the following is a compound?
a oxygen
b carbon
c water
d hydrogen

Explanation:

A compound is a substance formed when two or more elements are chemically bonded together. Oxygen (\(O_2\)), carbon (\(C\)), and hydrogen (\(H_2\)) are elements. Water (\(H_2O\)) is made of hydrogen and oxygen chemically combined.

Answer:

C. water