Question

in which compound form does carbon occurs​

Answer 1

Organic carbon compounds are far more numerous than inorganic carbon compounds. In general bonds of carbon with other elements are covalent bonds. Carbon is tetravalent but carbon free radicals and carbenes occur as short-lived intermediates. Ions of carbon are carbocations and carbanions are also short-lived.

Answer 2

Carbon mostly forms Hydrocarbon .It shows tetravalent nature.