osmium(VIII) oxide in water Kinetics; byproducts: HCl, Na2HPO3; for 2-3h; at 50°C;

sodium sulfide; zinc sulfide in water Kinetics; byproducts: H2, CO; Irradiation (UV/VIS); a mixture of Na2S and NaH2PO2 solns. was added to a suspn. of ZnS; saturated with CO2 until pH = 7; cooled on an ice bath; irradiated with a high pressure mercury lamp under cooling with water (20°C); chromy.;

in water-d2 byproducts: H2, H2PO3(1-), H(2)H; 80°C, pH = 5.5 or 7.5; mass spectroscopic anal. of liberated hydrogen;