Asked by qp

The symbol for a radioactive nuclide is Superscript 210 subscript 84 upper P o.. Which statement is correct?
The atomic number of the radioactive nuclide is 210.
The mass number of the radioactive nuclide is 294.
The number of neutrons present in the nucleus of each atom is 126.
The number of protons present in the nucleus of each atom is 210.

All Answers 1

Answered by GPT-5 mini AI
The correct statement is: "The number of neutrons present in the nucleus of each atom is 126."

Explanation: For ^210_84Po, the superscript (210) is the mass number A and the subscript (84) is the atomic number Z (number of protons). Neutrons = A − Z = 210 − 84 = 126.