There are no common compounds of helium and probably are no compounds of helium at all, because helium is the least reactive of all elements.
They both compose of Atoms (:
There are no 'common' compounds of krypton.
no
Compounds of bivalent manganese are pink.
what is a common compound of astatine
salt or water
Common compounds oxygen :- hypofluorous,ozonides,superoxides,oxygen difluoride,dioxygen difluoride,dioxygenyl
Because plutonium itself is so rare, none of its compounds are "common" in the usual sense. However, plutonium compounds with common other elements include fluoride, chloride, bromide, oxide, and sulfate.
Some of the most common plastic compounds include polymers made of chains of carbon atoms, or those with carbon and oxygen, sulfur, or nitrogen. Other compounds include inorganic compounds such as Organotin compounds, which are tin linked to hydrocarbons.
Silicon is an element, and therefore by definition no compounds are found in it!
Neo is used in the naming of the common nomenclature or organic compounds for easier identification.