Carbon, hydrogen, and oxygen
The elements that are in Acetone are hydrogen, oxygen, and carbon.
All those listed on the periodic table.
hydrogen is but not oxygen
At room temperature, there are 11 gases, and they are hydrogen, nitrogen, oxygen, fluorine, chlorine, and all 6 inert gases, helium, neon, argon, krypton, xenon and radon. It is mercury and bromine...
Yes. All elements from 1-20 are representative elements as they belong to a representative group (i.e. they aren't a transition metal).