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HBr and HI can reduce sulphurie acid, HC...

HBr and HI can reduce sulphurie acid, HCI can reduced `KMnO_(4)` and HF can reduce…………….

A

`H_(2)SO_(4)`

B

`KMnO_(4)`

C

`K_(2)Cr_(2)O_(7)`

D

None of these

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The correct Answer is:
D
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OP TANDON-OXIDATION AND REDUCTION (REDOX REACTIONS)-LEVEL A
  1. The most common oxidation explained as due to:

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  2. Select the compound in which chlorine shows oxidation state +7:

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  3. HBr and HI can reduce sulphurie acid, HCI can reduced KMnO(4) and HF c...

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  4. One mole of N(2)H(4) loses ten moles of electrons to form a new compou...

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  5. The brown ring complex compound of iron is formulated as [Fe (H(2)O)(5...

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  6. In which of the following compounds, iron has an oxidation state of+3?

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  7. When KMnO(4) is reduced with oxalic acid in acidic solution, the oxida...

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  8. In which of the following reactions the underlined substance is oxidis...

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  9. When tin(IV) chloride is treated with excess of conc., hydrochloric ac...

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  10. In the following reaction 3Br(2)+6CO(3)^(2-)+3H(2)O=5Br^(-)+BrO(3)^(...

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  11. The oxidation state of phosphorus varies from:

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  12. When SO(2) is passed through acidic solution of potassium dichromate, ...

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  13. Oxidation states of iodine vary from

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  14. Oxidation number of fluorine in F(2)O is:

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  15. In that compounds KMnO(4) and K(2)Cr(2)O(7) the highest oxidation stat...

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  16. Cl(2)+H(2)S to 2HCl+S, In that above reaction oxidation state of chl...

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  17. Carbon is in highest oxidation state in:

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  18. Addition of iron or zinc to copper sulphate cause, precipitation of c...

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  19. In a reaction H(2)O("steam")+C("glowing")=CO+H(2)

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  20. The oxidation number of C in CH(4),CH(3)CI,CH(2)CI(2),CHCI(3) "and" ...

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