Element 17 (Cl)and 9 (F)________

Multiple Choice

Element 17 (Cl) and 9 (F) ________.

A) are chemically very different because they lie directly below each other on the periodic table
B) are chemically similar because they lie directly below each other on the periodic table
C) behave as metals because they lie on the right side of the periodic table
D) are chemically relatively inert because they adjacent to the inert gases on the periodic table