in water dissociation of an aq. soln.;;

in water byproducts: H(1+); for 0.048, 0.190, 0.475, 0.950, 1.425 M soln. SeO2; dissocn. const. for H2SeO3 is given;; detected by Raman spectroscopy;;

H3N*H(1+) in water byproducts: H2; Electrolysis;