Choose the correct alternative from the following :
Assertion (A) : Uranium undergoes nuclear fusion reaction.
Reason (R) : It has a big, unstable nucleus.
Option:
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is NOT the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
E. Both A and R are false
Answer: D . A is false but R is true.
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Justification:
Having a big, unstable nucleus, uranium undergoes nuclear fission reaction.
