An organic compound contains only the elements carbon, hydrogen, and oxygen. Could this compound be a carbohydrate? Could it be a protein?
Yes, it could be a carbohydrate
No, it can not be a protein.
A carbohydrate has only Carbon, Hydrogen and Oxygen, with the hydrogen and oxygen in the ratio 2:1.
Examples are glucose
A protein is made of amino acids. Amino acids have an amino group which is
So without nitrogen atoms the compound can not be a protein.