Four Heavy Elements (A, B, C, and D) Will Fission

Multiple Choice

Four heavy elements (A, B, C, and D) will fission when bombarded by neutrons. In addition to fissioning into two smaller elements, A also gives off a beta particle, B gives off gamma rays, C gives off neutrons, and D gives off alpha particles. Which element would make a possible fuel for a nuclear reactor?

A) element A
B) element B
C) element C
D) element D