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A redox reaction among the following is...

A redox reaction among the following is

A

`CdCl_(2)+2KOHtoCd(OH)_(2)+2KCl`

B

`BaCl_(2)+K_(2)SO_(4)toBaSO_(4)+2KCl`

C

`CaCO_(3)to CaO+CO_(2)`

D

`2Ca+O_(2)to2 CaO`

Text Solution

Verified by Experts

The correct Answer is:
d
Redox reaction is the reaction in which oxidation & reduction take place simultaneously so anwer is D
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