( KMn{O_4} )
( {K_2}Mn{O_4} )
( 3MnO_4^{2-}+2H _2O2MnO_4^{-} )
( +MnO _2+4O{H^{-}} )
( O{H^{-}} )
A) HCI
B) KOH
C) ( CO _2 )
D) ( SO _2 )
सही उत्तर: D
चूँकि,
( O{H^{-}} )
( (H _2O), )
( CO _2 )
( (HCI) )
KOH
( O{H^{-}}, )
( CO _2 )
OH"
( SO _2 )
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