Examples from the Web for nickelous
From nickelous carbonate and hydrochloric acid, as the acetate.
In other respects, its physiological action seems to be very similar to that of nickelous oxide.Poisons: Their Effects and Detection|Alexander Wynter Blyth
By neutralising acetic acid with nickelous carbonate, and gently concentrating by evaporation, so that crystals may form.
Sodium and ammonium sulphates form similar compounds with nickelous sulphate.
By crystallising a mixture of nickelous and potassium sulphates.