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Which of the following reactions involve...

Which of the following reactions involve oxidation reduction?

A

`2Rb +2H_(2) O rarr 2RbOH+H_2`

B

`CuI_2+Cl_2 rarr CuCl_2 +I_2`

C

`NH_4 Cl +NaOH rarr NaCl +NH_3 +H_2O`

D

`4KCN +Fe (CN)_2 rarr K_4[Fe(CN)_6]`

Text Solution

Verified by Experts

The correct Answer is:
A, B
Reaction involve oxidation reduction . (a) `2overset(0)(Rb)+2overset(+1)(H_2)Orarr2overset(+1)(Rb)OH+overset(0)(H_2)` and (b) `2overset(+2)(Cu)overset(-1)(I_2)rarr2overset(+1)(CuI)+overset(0)(I_2)` involve oxidation reduction.
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