Q. Which of the following pairs is an isobar
A) $\ _{1}H^{1}$ and $\ _{1}H^{2}$
B) $\ _{1}H^{2}$ and $\ _{1}H^{3}$
C) $\ _{6}C^{12}$ and $\ _{6}C^{13}$
D) $\ _{15}P^{30}$ and $\ _{14}{Si}^{30}$
Explanation
The correct answer is Option D: $\ _{15}P^{30}$ and $\ _{14}{Si}^{30}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.