Elements are often denser than compounds, but not always. In fact the least dense substance known is hydrogen, which is an element.
because the heavier elements are pulled toward center of the earth by gravity
Chemical compounds are formed from chemical elements.
Elements and compounds
Elements become compounds after chemical reactions.
Elements are atoms all containing the same number of protons. Compounds are a combination of two or more different atoms. Being different atoms they will have a different number of protons in their respective nucleii.
No. Elements, compounds and mixtures are 3 different terms.
You can find elements and compounds in matter.
Elements and compounds are pure substances. They also can be molecules.
magnesium and oxygen are elements. They are not compounds
compounds are two or more elements put together
Today are known approx. 65.106 chemical compounds.