why boron and cadmiumare used in nuclear reactors?whats the speciality of boron and cadmium?

Question

i want to know the chemical properties that makes them suitable over other elements

Answer 1

It's confidential so I can't really talk about it. What you should do is look up "reactor poisons" and I think you'll get the answer you're looking for.

Oh, and don't think of poisons as a bad thing in this case.

Answer 2

They are both excellent at absorbing and/or slowing down neutrons.