Assertion (A) : Fragments produced in the fission of $U^{235}$ are radioactive
Reason (R) : The fragments have abnormally high proton to neutron ratio

Both A and R are true and R is correct explanation of A

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Both A and R are true and R is not correct explanation of A

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A is true but R is false

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A is false but R is true

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Solution

The correct option is C A is true but R is false
Fragments produced in the fission of $U^{235}$ are radioactive.
The fragments have the neutron of proton ratio about 1.6.
So, Assertion is correct but reason is false.

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Assertion (A) : Fragments produced in the fission of U235 are radioactiveReason (R) : The fragments have abnormally high proton to neutron ratio

The correct option is C A is true but R is falseFragments produced in the fission of U235 are radioactive.The fragments have the neutron of proton ratio about 1.6.So, Assertion is correct but reason is false.

Assertion (A) : Fragments produced in the fission of $U^{235}$ are radioactive
Reason (R) : The fragments have abnormally high proton to neutron ratio

The correct option is C A is true but R is false
Fragments produced in the fission of $U^{235}$ are radioactive.
The fragments have the neutron of proton ratio about 1.6.
So, Assertion is correct but reason is false.