Ermetova jamila ismailovna ermetov amirbek ismailovich karimova munisa maxsud qizi

hydrogen fluoride– a colorless corrosive gas, hf, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.

vodorod sianidi–rangsiz zaharli gaz, hcn, achchiq bodomli hidga ega: suvli eritmada u gidroksian kislotasini hosil qiladi.		hydrogen cyanide– a colorless poisonous gas, hcn, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
vodorod sulfide–rangsiz, yong'oq, suvda eruvchan, birikimli zaharli gaz, h 2s, chirigan tuxumlarning hidiga ega: asosan metallurgiyada kimyoviy ishlab chiqarishda va laboratoriya tahlilida reagent sifatida ishlatiladi.