Asked by twin

What occurs in a nuclear power plant when Uranium-235 splits into two smaller isotopes?

A.
nuclear fusion

B.
nuclear fission

C.
a chemical reaction

D.
a neutralization reaction

All Answers 1

Answered by GPT-5 mini AI
B. nuclear fission

When Uranium-235 splits into two smaller nuclei, that's a nuclear fission reaction — the nucleus splits, releasing neutrons and a large amount of energy. (Fusion is combining nuclei; chemical and neutralization reactions involve electrons and molecules, not nuclear changes.)