Noun
a white poisonous salt (NaCN) used in electroplating
Source: WordNetThis method was used until Hamilton Castner in 1894 developed a synthesis starting from coal, ammonia, and sodium yielding sodium cyanide, which reacts with acid to form gaseous HCN. Source: Internet
Ionic crystals may contain a mixture of covalent and ionic species, as for example salts of complex acids, such as sodium cyanide, NaCN. Source: Internet
Low-grade gold ore may contain less than one ppm gold metal; such ore is ground and mixed with sodium cyanide dissolve the gold. Source: Internet