1.

Match the entires of Column I with appropiate entires of column II and choose the correct option out of the four option (a) ,(b) ,(c ) (d) given at the end of each question{:(,"column I (Compound)" ,, "column II (Oxidation numbers of S atoms)"),((A) ,Na_(2)S_(2), (p), +1+1),((B), Na_(2)S_(2)O_(3) , (q), -1-1),((C ) ,Na_(2)S(2)O_(7) , (r),+6+6),((D),S_(2)SO_(4) ,(s),-2+6):}

Answer»

A-r,B-p,C-s,D-q
A-p,B-s,c-q,D-r
A-q,B-s,c-r,D-p
A-s,B-r,c-p,D-q

Answer :c


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