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The incorrect order of decreasing oxidat...

The incorrect order of decreasing oxidation number of `S` in compound is:

A

`H_(2)S_(2)O_(7) gt Na_(2)S_(4)O_(6) gt Na_(2)S_(2)O_(3) gt S_(8)`

B

`H_(2)SO_(5) gt H_(2)SO_(3) gt SCl_(2) gt H_(2)S`

C

`SO_(3) gt SO_(2) gt H_(2)S gt S_(8)`

D

`H_(2)SO_(4) gt SO_(2) gt H_(2)S gt H_(2)S_(2)O_(8)`

Text Solution

Verified by Experts

The correct Answer is:
C, D
Oxidation number of `S` are `+6, +4, -2, +6` respectively.
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P BAHADUR-REDOX REACTIONS-Exercise 3(A) Objective problems
  1. On combustion of CH(4) to CO(2) and H(2), the oxidation number of carb...

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  2. Which does not possess oxidation number of S equal to +6?

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  3. The incorrect order of decreasing oxidation number of S in compound is...

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  4. The oxidation number of C in NaOCN and NaCNS are repspectively:

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  5. Maximum oxdation number of under lined atom is shown in:

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  6. The number of electrons involved in the reduction of nitrate (NO(3)^(ө...

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  7. Which of the following ion is spectator ion in the reaction given belo...

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  8. Which reaction does not represent auto redox or disproptionation?

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  9. The average oxidation number of I in KI(3), Fe in Fe(3)O(4) are respec...

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  10. The correct name for NO(2) using stock notation is :

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  11. The values of X, Y and Zs in the reaction are repectively: XMnO(4)^(...

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  12. In which of the following metal atom has negative oxidation satate? ...

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  13. The value of x in the partial redox equation MnO(4)^(-)+8H^(+)+xe hA...

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  14. The composition of a sample of Wustite is Fe(0.93)O(1.00). What percen...

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  15. In which triplet each species can act as oxidant and reductant?

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  16. Four Cl(2) molecules undergo a loss and gain of 6 "mole" of electrons...

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  17. Which species are oxidised and reduced in the reaction? FeC(2)O(4)+K...

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  18. The number of moles of KMnO(4) reduced by 1 "mol of" KI in alkaline me...

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  19. 3 mole of FeSO(4) are oxidised by a mole of KMnO(4) in acidic medium w...

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  20. Which of the following is not disproportionation (or auto redox) react...

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