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Which of the following is oxidised by O(...

Which of the following is oxidised by `O_(3)?`

A

`K_(2)MnO_(4)`

B

`Fe_(2)(SO_(4))_(3)`

C

`KMnO_(4)`

D

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

Text Solution

Verified by Experts

The correct Answer is:
A
Mn is in +6 oxidation state and can be oxidised to +7, remaining salts can not be oxidised as central atoms are in their highest oxidation states.
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RESONANCE-P BLOCK ELEMENTS-Exercise 2 part 2 OBJECTIVE
  1. The gases respectively absorbed by alkaline pyrogallon and oil of cinn...

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  2. Alkaline KIis oxidised by ozone to :

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  3. Which of the following is oxidised by O(3)?

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  4. Identify the incorrect statement with respect to ozone.

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  5. The aqeous solution of hydrogen peroxide:

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  6. When H(2)S is passed through nitric acid and acidified KMnO(4) solutio...

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  7. Consider the following compounds : (i) sulpher dioxide (ii) hydrog...

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  8. When an article is bleached by SO(2) it loses its colour. The colour c...

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  9. Which of the following can convert acidified Cr(2)O(7)^(2-) to green ?

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  10. In the reaction, H(2)SO(4)+P(2)O(5)overset(Delta)to (X)+SO(3), the pro...

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  11. Bleaching action of SO(2) is due to :

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  12. A gas that cannot be collected over water is.

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  13. Bleaching of a fabric cloth is done using A and excess of chlorine is ...

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  14. Aqueous hypo solution on reaction with aqueous AgNO(3) gives :

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  15. Which of the following gives H(2)O(2) on hydrolysis ?

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  16. Which of the following does not have S-S linkage but have O-O linkage ...

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  17. There is no S-S bond in

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  18. Sodium thiosulphate is prepared by

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  19. Ammonia , on reaction with hypochlorite anion, can form

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  20. As, Sb and Bi show little or no tendency to form negative ions of the ...

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