SAMPLE FREE RESPONSE QUESTION 1Write a brief explanation for the statement: bromine has a smaller atomic radius that calcium.

SAMPLE FREE RESPONSE QUESTION 2Write a brief explanation for the statement: the second ionization energy for barium is much lower than barium’s third ionization energy.

SAMPLE FREE RESPONSE QUESTION 3Why do halogens tend to have high first ionization energies?

SAMPLE FREE RESPONSE QUESTION 4Fluorine is described as the most electronegative element on the periodic table. Do you agree? Defend your answer.

SAMPLE FREE RESPONSE QUESTION 5Hydrogen is in the alkali metal column, but it is a nonmetal. Explain how hydrogen fits BOTH descriptions.

SAMPLE FREE RESPONSE QUESTION 6Suggest three atoms or ions that are isoelectronic with S-2. Draw the orbital diagrams to illustrate the concept of isoelectronic.