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Fe^(2+)(aq.)+Cr(2)O(7)^(2-)+H^(+) to Fe^...

`Fe^(2+)(aq.)+Cr_(2)O_(7)^(2-)+H^(+) to Fe^(3+)(aq.)+Cr^(3+)`

A

For disproportionation reaction.

B

For comproportionation reaction.

C

For either intermolecular redox reaction or displacement reaction

D

For either thermal combination redox reaction or thermal decomposition redox reaction.

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The correct Answer is:
c
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Balance the equation by lon-electron method (ix) Cr_(2)O_(7)^(2-) + Fe^(2+) to Fe^(3+) +Cr^(3+) (In acidic medium)

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