a colorless gas, HCl, having a pungent odor: the anhydride of hydrochloric acid.
a colourless pungent corrosive gas obtained by the action of sulphuric acid on sodium chloride: used in making vinyl chloride and other organic chemicals. Formula: HCl
an aqueous solution of hydrogen chloride; hydrochloric acid
hydrogen chloride n.
A colorless, fuming, corrosive, very soluble, suffocating gas that forms hydrochloric acid in solution.
A colorless, corrosive, suffocating gas used in making plastics and in many industrial processes. When mixed with water, it forms hydrochloric acid. Chemical formula: HCl.
noun 1. a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid. noun 1. a colourless poisonous liquid with a faint odour of bitter almonds, usually made by a catalysed reaction between ammonia, oxygen, and methane. It forms prussic acid in aqueous solution and is used for making […]
- Hydrogen donor
hydrogen donor n. A substance or compound that gives up or transfers a hydrogen atom to another substance.
noun 1. a standard reference electrode with a potential of zero, used in pH measurements, consisting of a platinum-black surface covered with hydrogen bubbles.
- Hydrogen embrittlement
/ɪmˈbrɪtəlmənt/ noun 1. (engineering) the weakening of metal by the sorption of hydrogen during a pickling process, such as that used in plating