Question

Vanillin, a compound in vanilla bean, is used for flavoring ice cream. The chemical formula for this compound is C8H8O3.

What elements make up this compound? Check all that apply.
carbon
chlorine
helium
hydrogen
osmium
oxygen

Answer 1

carbon hydrogen and oxygen

Answer 2

Answer: Carbon, hydrogen and oxygen.

The chemical formula of the compound Vanillin is given as :
`C_8H_8O_3`

Compounds are made of different elements chemically combined together. An element contains atoms of same atomic number. From the chemical formula of Vanillin, we come to know that this compound contains 8 atoms of carbon, 8 atoms of hydrogen and three atoms of oxygen. Hence, Carbon, oxygen and hydrogen make up this compound.