Question: 11. ( 3 pts) In class we learned that some of the groups of the periodic chart have older common names as shown in the

11. ( 3 pts) In class we learned that some of the groups of the periodic chart have older "common names" as shown in the table below. Four of these names (Alkali Metal, Alkaline Earth Metals, Halogens and Noble Gases) are still widely in use. The other two names have largely been dropped from common usage. Still, using your knowledge of typical ionization patterns, which of the following elements is a Pnictogen? A. B B. Se C. C D. Ca E. As 12. (6 pts) How many significant figures are in each of the following numbers? Place your answers directly in the table below. 1 point per correct

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