NOT KNOWN DETAILS ABOUT IS POTASSIUM CYANIDE DANGEROUS

Complementary to its reactivity towards acids, KOH attacks oxides. Thus, SiO2 is attacked by KOH to offer soluble potassium silicates. KOH reacts with carbon dioxide to provide potassium bicarbonate:The "pregnant liquor" that contains these ions is divided in the solids, which happen to be discarded to a tailing pond or put in heap, the recoverable