1. What is the trend in sizes of ions K+, S2-, and C1-
a. K+>S2>C1-
b. K+
c. S2-
d. S2->C1->K+
2. Locate the elements C, N, Si,P and in the periodic table. Based on general trends, identify the elements in this group with the highest and lowest ionization energy
a. C highest, P lowest
b. C highest, Si lowest
c. N highest, Si lowest
d. C lowest, N highest
Please include how you came to the correct answer