Assertion: $C e^{4 +}$ is used as an oxidizing agent in volumetric analysis.
Reason: $C e^{4 +}$ has a tendency to attain its $+ 3$ oxidation state.

Both (A) and (R) are correct and (R) is the correct explanation of (A)

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Both (A) and (R) are correct and (R) is not the correct explanation of (A)

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(A) is correct, but (R) is incorrect

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(A) is incorrect , but (R) is correct

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Solution

The correct option is A Both (A) and (R) are correct and (R) is the correct explanation of (A)
$C e^{4 +}$ has the tendency to attain $+ 3$ oxidation state due to which cerric sulphate, $[C e (S O_{4})_{2}]$ is widely used as an oxidising agent in volumetric analysis.

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Assertion: Ce4+ is used as an oxidizing agent in volumetric analysis. Reason: Ce4+ has a tendency to attain its +3 oxidation state.

The correct option is A Both (A) and (R) are correct and (R) is the correct explanation of (A)Ce4+ has the tendency to attain +3 oxidation state due to which cerric sulphate, [Ce(SO4)2] is widely used as an oxidising agent in volumetric analysis.

Assertion: $C e^{4 +}$ is used as an oxidizing agent in volumetric analysis.
Reason: $C e^{4 +}$ has a tendency to attain its $+ 3$ oxidation state.

The correct option is A Both (A) and (R) are correct and (R) is the correct explanation of (A)
$C e^{4 +}$ has the tendency to attain $+ 3$ oxidation state due to which cerric sulphate, $[C e (S O_{4})_{2}]$ is widely used as an oxidising agent in volumetric analysis.