Prepn from Ce(NO3)3.6H2O and oxalic acid: Wylie, J. Chem.
Soc.1947, 1687. The article of commerce contains
variable amounts of the oxalates of cerium, lanthanum, and other associated
elements.
Derivative
Nonahydrate.
Properties
White or slightly pink, tasteless powder. Practically
insol in water; sol in hot, moderately dil H2SO4 or HCl.