Which element has the lowest mass per nuclear particle and therefore cannot release energy by either fusion or fission?
A)oxygen
B)iron
C)silicon
D)hydrogen

Question

Quizplus · Accepted Answer

Iron has the lowest mass per nuclear particle among the elements listed, making it the most stable nucleus. It cannot release energy by either fusion or fission because fusing iron or splitting it would require more energy than it would release.

Which Element Has the Lowest Mass Per Nuclear Particle and Therefore