Compounds Examples - Softschools.com
www.softschools.com › examples › science1. Water - Formula: H 2 O = Hydrogen 2 + Oxygen Two atoms of the element Hydrogen combine with one atom of Oxygen through a covalent bond to form water. Hydrogen has a slightly positive charge and oxygen has a negative charge, and therefore it forms a polar molecule. Water can be split back into hydrogen and oxygen through electrolysis. 2.