hcl hydrogen chloride covalent bond. diatomic molecule, consisting of a hydrogen atom h and a chlorine atom cl.

hcl hydrogen chloride hydrogen chlorine covalent polar bond diatomic model molecule atom hydrochloric acid liquid gas state lewis atomic structure electron orbit compound strong formula chemistry science abstract molecular substance chemical basic education lab experiment bonding octet stable duplet negative positive charge electronegativity share solution corrosive reagent colorless smell gastric transparent vector