Question

What periodic table elements are radioactive?

Answer 1

29 radioactive elements have been identified by scientists to date:

Technetium (TC)- Transition metal.

Promethium (Pm)- Rare earth metal.

Polonium (Po)- Metalliod.

Astatine (At)- Halogen.

Radon (Rn)- Noble gas.

Francium (Fr)- Alkali Metal.

Radium (Ra)- Alkali Earth Metal.

Actinium (Ac)- Rare Earth metal.

Answer 2

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