Complex sentence: Its compounds are most commonly found in the +2 oxidation state, rather than +4, unlike the lighter group 14 elements; exceptions are mostly limited to organolead compounds, where the positive charge on lead is dispersed and stabilized.
Split into simpler sentences: Its compounds are most commonly found in the +2 oxidation state, rather than +4, unlike the lighter group 14 elements. Exceptions are mostly limited to organolead compounds, where the positive charge on lead is dispersed and stabilized.