Adjective
Pertaining to, or containing, tin; specifically, designating those compounds in which the element has a lower valence as contrasted with stannic compounds.
Source: Webster's dictionaryBall-and-stick models of the structure of solid stannous chloride (SnCl 2 ). citation Hydrides Stannane (SnH 4 ), with tin in the +4 oxidation state, is unstable. Source: Internet
Its application is somewhat limited by the fact that some tin surfaces catalyze decomposition of carbonate-based electrolytes used in Li-ion batteries. citation Tin(II) fluoride is added to some dental care products citation as stannous fluoride (SnF 2 ). Source: Internet