Jul 5, 2024 ·Amoleculeis a group of two or more atoms bonded together, forming the smallest unit of achemicalcompound that retains itschemicalproperties. Atoms in amoleculeare held together bychemicalbonds, such as covalent bonds, where they share electrons. For example, a watermolecule(H₂O) consists of two hydrogen atoms and one oxygen atom bonded together. Molecules can vary in size and ... Mar 10, 2025 ·A molecule isa group of two or more atoms that are chemically bonded together.Learn about the different types of molecules, their roles in our daily lives, and examples of common compounds. Amoleculemay be homonuclear, that is, it consists of atoms of onechemicalelement, e.g. two atoms in the oxygenmolecule(O 2); or it may be heteronuclear, achemicalcompound composed of more than one element, e.g. water (two hydrogen atoms and one oxygen atom; H 2 O).
