18. When is an atom unlikely to react and form chemical bonds?
19. What is the order of the types of nuclear radiation from lowest to highest energy?
20. Which statement is false? Rewrite it so that it is true.
a. Fusion involves the combination of two smaller atoms into a larger atom.
b. Fission involves the splitting of an atom into smaller atoms.
c. Fission and fusion are two processes that release very little amounts of energy.
18. The atom with complete (similar to some noble gas) outer electronic level. 19. gamma rays - beta particles (electrons or positrons) - alpha particles (helium nucleus) 20. The answer C is not correct.