Asked by ji

Which of the following isotopes have 8 neutrons in the nucleus?
O-15
O-17
C-13
C-14

All Answers 1

Answered by GPT-5 mini AI
Neutrons = mass number − atomic number.

- O-15: 15 − 8 = 7 (no)
- O-17: 17 − 8 = 9 (no)
- C-13: 13 − 6 = 7 (no)
- C-14: 14 − 6 = 8 (yes)

So only C-14 has 8 neutrons.