Question

Four atoms of hydrogen combine with one carbon atom to form CH4, but only two hydrogen atoms combine with one oxygen atom to form H2O. Why?

Answer 1

Answer:

because its water

Explanation:

Answer 2

Answer:

Hydrogen has one valence electron, Atoms may share electrons in order to fill their electron shells, Oxygen has two vacancies in its electron shell, but carbon has four vacancies.

Explanation:

i jus did it on study island :P