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Which of the following reactions does no...

Which of the following reactions does not involve either oxidation or reduction ?

A

`VO^(2+) to V_(2)O_(3)`

B

`Na to Na^(+)`

C

`CrO_(4)^(2-) to CrO_(7)^(2-)`

D

`Zn^(2+) to Zn`

Text Solution

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The correct Answer is:
C
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OP TANDON-OXIDATION AND REDUCTION (REDOX REACTIONS)-LEVEL A
  1. The coordination number and oxidation number of Cr in K(3)[Cr(C(2)O(4)...

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  2. Consider the following reaction: P(4)+3NaOH+3H(2)O to 3NaH(2)PO(2)+P...

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  3. Which of the following reactions does not involve either oxidation or ...

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  4. It is found that V forms a double salt isomorphous with Mohr's salt. T...

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  5. How many mole of electrons are involved in the reduction of one mole o...

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  6. The oxidation number of C in HNC is

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  7. The oxidation number of Fe in Fe(0.94)O is

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  8. The oxidation number of Cl in CaOCl(2) is

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  9. The equivalent weight of FeC(2)O(4) in the change FeC(2)O(4)rarrFe^(...

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  10. The oxidation number of sulphur in S(8), S(2)F(2) and H(2)S respective...

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  11. The reaction 3ClO^(-)(aq)rarrClO(3)^(-)(aq)+2Cl^(-)(aq) an example of ...

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  12. The oxidation state of 'S' in H(2)SO(4) is:

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  13. Which of the following is not a disproportionation reaction ?

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  14. Which of the following is a disproportionation reaction?

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  15. When KMnO(4) acts as an oxidising agnet and ultimetely from MnO(4)^(2-...

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  16. which of the following is a redox reaction ?

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  17. For decolourisation of 1 "mol of" KMnO(4), the moles of H(2)O(2) requi...

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  18. The reaction of KMnO(4) and HCI results in:

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  19. Consider the following reaction, 5H(2)O(2)+ClO(2)+2OH^(-) to Cl^(-)+...

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  20. In the chemical reaction, Ag(2)O+H(2)O+2e^(-) to 2Ag+2OH^(-)

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