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In which of the following pairs. the oxi...

In which of the following pairs. the oxidation states, of sulphuric and chromium are same?

A

`SO_(3)^(2-),CrO_(4)^(2-)`

B

`SO_(3),CrO_(4)^(2-)`

C

`SO_(2),CrO_(4)^(2-)`

D

`SO_(2),Cr_(2)O_(7)^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
C
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OP TANDON-OXIDATION AND REDUCTION (REDOX REACTIONS)-LEVEL A
  1. A compound contains atoms A, B and C. the oxidation number of A is +2,...

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  2. The correct set of oxidation numbers of nitrogen in ammonium nitrate i...

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  3. In which of the following pairs. the oxidation states, of sulphuric an...

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  4. For the redox reaction. HgCl(2) + SnCl(2) to 2Hg + SnC1(4+) the corre...

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  5. Consider the following reaction: 6FeSO(4)+K(2)Cr(2)O(7)+7H(2)SO(4)t...

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  6. In the reaction 8Al+3Fe(3)O(4)rarr 4Al(2)O(3)+9Fe the number of el...

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  7. Which of the following examples does not represent disproportionation ...

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  8. Why the following reaction is not possible?

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  9. Which one of the following statements is not correct?

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  10. The oxidant which cannot act as a reducing agent is

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  11. The coordination number and oxidation number of Cr in K(3)[Cr(C(2)O(4)...

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

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

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

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

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  16. The oxidation number of C in HNC is

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

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

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

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

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