—— of copper and tin, liquefaction of, by cooling, [194]

—— of iron and carbon, [223]

—— of thallium and mercury, [222]

——, ternary, [246]

Ammonia compounds of metal chlorides, [82]

Ammonia silver chlorides, [82]

—— —— ——, dissociation pressures of, [84]

Ammonia-soda process, [320]

Ammonium chloride, dissociation of, [3], [79]

—— cyanide, dissociation of, [80]