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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:

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The correct Answer is:
8
`overset(-4)(CH_(4))+ 2O_(2) rarroverset(+4-4)(CO_(2))+2H_(2)O`
oxidation no. change `= +4 -(-4) = +8`
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P BAHADUR-REDOX REACTIONS-Exercise (6) Integer answer type problems
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  5. Calculate the oxidation numbers of Cr in K(3)CrO(8):

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  8. The number of electrons lost in the following change is Fe+H(2)Orarr...

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  9. If K(2)Cr(2)O(7) is source of Cr(2)O(7)^(2-), what is the normality of...

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  11. For the reaction M^(x+)+MnO(4)^(ө)rarrMO(3)^(ө)+Mn^(2+)+(1//2)O(2) ...

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  12. Calculate the number of moles of Sn^(2+) ion oxidise by 1 mole of K(2)...

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  13. In the equation NO(2)^(ө)+H(2)OrarrNO(3)^(ө)+2H^(o+)+n e- n stands...

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

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