Question

What is the name of the most ra­dioac­tive isotope on the planet?

Answer 1

Uranium is the answer.


Hope it's help you friend ☺️

Answer 2

Radium 226
Uranium 235
Polonium 210
Plutonium 244

these are the 4 most reactive out of which Polonium (isotope 210Po) is most reactive.