Given below are three chemical equations. Study the equations and identufy the elements that show variable valency? Given reasons in support of your answer. ('M' and 'N' stand for different metals.) (i) Ms+ZnSO_4toMSO_4+ZnS (ii) 3MCl_2+N_2(SO_4)_3to3MSO_4+2NCl_3 (iii) NS+H_2SO_4toNDO_4+H_2S

Given below are three chemical equations. Study the equations and iden

1.	Given below are three chemical equations. Study the equations and identufy the elements that show variable valency? Given reasons in support of your answer. ('M' and 'N' stand for different metals.) (i) Ms+ZnSO_4toMSO_4+ZnS (ii) 3MCl_2+N_2(SO_4)_3to3MSO_4+2NCl_3 (iii) NS+H_2SO_4toNDO_4+H_2S
Answer» Solution :(i)Calculate valency of M ANDN (metals) PRESENT in the REACTANTS and products. (ii)Valecies of M,N in their RESPECTIVE equations. (iii)Identification of the ELEMENTWITH variable valency.