NEET Chemistry The s-Block Elements Questions Solved

Which of the following acts as an oxidizing as well as a reducing agent?

(A) Na2O                                     

(B) NaO3

(C) NaNO                                     

(D) NaNO2


     NaNO2 (sodium nitrite) acts both as an oxidizing agent and reducing agent because the nitrogen

     atom in it is in +3 oxidation state (+3 intermediate oxidation state for nitrogen)

     Oxidizing property : 2NaNO2+2Kl+2H2SO4NaSO4+K2SO4+2NO+2H2O+l2

     Reducing property : NaNO2+H2O2NaNO3+H2O.

Difficulty Level:

  • 39%
  • 16%
  • 13%
  • 35%
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