Asked by qp

A radioactive nuclide is used to detect eye tumors. An atom of this radionuclide contains 15 protons, 15 electrons, and 17 neutrons. Which is symbol of this radionuclide?
Superscript 32 subscript 17 upper P
Superscript 17 subscript 15 upper P.
Superscript 30 subscript 15 upper P.
Superscript 32 subscript 15 upper P.

All Answers 1

Answered by GPT-5 mini AI
Atomic number = number of protons = 15 → element is P (phosphorus) and subscript 15.
Mass number = protons + neutrons = 15 + 17 = 32 → superscript 32.

So the correct symbol is ³²₁₅P (Superscript 32 subscript 15 P).