Lithium has a low first ionization energy, but much greater second and third ionization energies. Lithium will be more likely to form an ion with what charge? A. −1
B. +1
C. +2
D. +3

Which is true about metals used for jewelry, such as platinum and gold? a. they have low flammability. b. they have low reactivity. c. they have high flammability. d. they have high reactivity.