1.caustic soda2.sodium hydroxide NaOH
1.hydrogen sulfide H2S2.sulfureted hydrogen
1.heavy hydrogen (isotope)2.deuterium
(bound form) hydroxide of ...
1.hydrochloric acid HCl2.also written 盐酸[yán suān]
calcium hydroxide Ca(OH)2; slaked lime
magnesium hydroxide Mg(OH)2
1.hydrocyanic acid2.hydrogen cyanide
hydrogen energy (energy derived from using hydrogen as a fuel)
hydrohalic acid (e.g. hydrofluoric acid HF 氢氟酸[qīng fú suān], hydrochloric acid HCl 盐酸[yán suān] etc)
1.hydrocarbon2.same as 烃[tīng]
Tetrahydrocannabinol, THC
过氧化氢酶過氧化氫酶 1.catalase (enzyme)2.hydrogen peroxidase