Q: Water is an oxide of what element?


Read this paragraph and choose the correct option from the provided answers:

Carbon dioxide is an oxide of carbon, while water is an oxide of hydrogen. Early scientists viewed oxidation as a process in which a substance was reacted with oxygen to produce one or more oxides. In the previous examples, magnesium and methane are being oxidized.

 Choices:

- nitrogen

- helium

- carbon

- hydrogen


A:
hydrogen