5. In which type of reaction do two lighter nuclei combine to form one heavier nucleus?
a. Combustion
c. Reduction
b. Nuclear fission
d. Nuclear fusion
6. What is one benefit associated with a nuclear fission reaction?
a. The products are not radioactive
b. Stable isotopes are used as
reactants
c.
There is no chance of biological
exposure
d. A large amount of energy is
produced
7. The amount of energy released from a fission reaction is much greater than the energy
released from a chemical reaction because in a fission reaction
a. Mass is converted into energy
b. Energy is converted into mass
c. Ionic bonds are broken
d. Covalent bonds are broken