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Which of the following is not a dispropo...

Which of the following is not a disproportionation reaction?

A

`P_4 + overset(Theta)(O)H to H_2PO_2^(Theta) + PH_3`

B

`Cl_2 + overset(Theta)(OH) to Cl^(Theta) + ClO^(Theta)`

C

`2H_2O_2 to 2H_2O + O_2`

D

`Na_2O_2 + 2H_2O to 2NaOH + H_2O_2`

Text Solution

Verified by Experts

The correct Answer is:
D
Disproportionation involves simultaneous oxidation and reduction of the same atom in a molecule.
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BRILLIANT PUBLICATION-REDOX REACTIONS-LEVEL - II
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  2. When SO2 is passed through acidified solution of potassium dichromate,...

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  3. Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is a...

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  4. The value of 'n' in, MnO4^(-) + 8H^(+) + n e to Mn^(2+) + 4H2O is:

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  5. When Sn (IV) chloride is treated with excess HCl, the complex [SnCl6]^...

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  6. A compound of Xe and F is found to have 53.3% Xe. Oxidation number of ...

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  7. When the ion Cr2O7^(2-) acts as an oxidant in acidic aqueous solution ...

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  8. In a reaction, 4 mole of electrons are transferred to 1 mole of HNO3, ...

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  9. NaIO3 reacts with NaHSO3 according to equation: IO3^(-) + 3HSO3^(-) to...

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  10. The values of‘x' and 'y'in the following redox reaction are: - xCI2 ...

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  11. A mixture of potassium chlorate, oxalic acid and sulphuric acid is hea...

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  12. i) H2O2 + O3 to H2O + 2O2 " " ii) H2O2 + Ag2O to 2Ag + H2O + O2 Rol...

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  13. In the unbalanced reaction: Al + KMnO4 +H2SO4 to K2SO4 + Al2 (SO4)3 + ...

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  14. The oxidation number of carbon is zero in I) HCHO " " II) CH2CI2 ...

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  15. For the redox reaction, Zn + NO3^(-) to Zn^(2+) + NH4^(+) in basic me...

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  16. A solution containing Cu^(+2), C2 O(4)^(-2) ions: The solution requi...

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  17. 2 mole of FeSO4 in acidic medium are oxidised by 'X' mole of KMnO4 whe...

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  18. A solution of 0.1 M KMnO4 is used for the reaction S2O3^(-2) + 2MnO4^(...

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  19. C2O(4)^2- + MnO4^(-) overset(H^+)(rarr)Mn^(2+) + CO2 The number of H...

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  20. In the standardization of Na2S2O3 using K2Cr2O7 by iodometry, the equi...

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