1.

The correct order of increasing oxidizing power in the series …………….. (a) VO2+< Cr2O2− 7 < MnO–4  (b) Cr2O72− <  VO2+ < MnO–4(c) Cr2O72−  <  MnO–4 <  VO2+(d) MnO–4  < Cr2O72−  <  VO2+

Answer»

(a) VO2+< Cr2O2− 7 < MnO4  

greater the oxidation state, higher is the oxidising power.



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