Ketones are byproducts of the breakdown of fatty acids.<u> They are organic compounds with the structure R(C=O)R', where R and R' can be a variety of carbon-containing substituents.</u>
Like aldehydes ketones contain a carbonyl group that is a carbon oxygen double bond.
I’m assuming this is a true and false question. The answer is true. Phosphorus has a larger atomic mass. Phosphorus is number 15 on the periodic table. Phosphorus is a non-metal.