Rank the following in terms of increasing first ionization energy. 1. Na, Mg, N, O, F 2. O, N, F, Na, Mg 3. F, O, N, Mg, Na 4. F, N, O, Mg, Na 5. Na, Mg, O, N, F

Which determines the state of matter for any material? a. the size of the atoms b. the hardness of the material c. the behavior of the molecules d. the weight of the material b. fixed volume, takes the shape of its container c. completely fills its container, definite shape d. completely fills its container, takes the shape of its container