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On combustion of CH(4) to CO(2) and H(2)...

On combustion of `CH_(4)` to `CO_(2)` and `H_(2)`, the oxidation number of carbon changes by:

A

`8`

B

Zero

C

`4`

D

`3`

Text Solution

Verified by Experts

The correct Answer is:
A
`C^(4-) rarr C^(4+) + 8e`
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P BAHADUR-REDOX REACTIONS-Exercise 3(A) Objective problems
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  2. In CH(2)=C Cl(2), the two carbon atoms have oxidation number respectiv...

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  3. On combustion of CH(4) to CO(2) and H(2), the oxidation number of carb...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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