Hydroxide is a diatomic anion with chemical formula OH â . It consists of an oxygen and hydrogen atom held together by a covalent bond, and carries a negative electric charge.It is an important but usually minor constituent of water. It functions as a base, a ligand, a nucleophile and a catalyst.he hydroxide ion forms salts, some of which dissociate in aqueous solution, liberating solvated hydroxide ions. Sodium hydroxide is a multi-million-ton per annum commodity chemical.
Definition of 'ward'. ward. A ward is a room in a hospital which has beds for many people, often people who need similar treatment. A toddler was admitted to the emergency ward with a wound in his chest. A ward is a district which forms part of a political constituency or local council.
Sponsored Topics. Ward is a town in Saluda County, South Carolina, United States. The population was 110 at the 2000 census. It is part of the Columbia, South Carolina Metropolitan Statistical Area. Ward is located at 33Â°51â²28â³N 81Â°43â²56â³W / 33.85778Â°N 81.73222Â°W / 33.85778; -81.73222 (33.857891, -81.732286).