Question

how does sodium (na) compare to chlorine (cl) on the periodic table of elements?
a. sodium (na) is a highly reactive metal, while chlorine (cl) is a highly reactive gas.
b. sodium (na) is a highly reactive metal, while chlorine (cl) is a nonreactive gas.
c. sodium (na) is a nonreactive metal, while chlorine (cl) is a highly reactive gas.
d. sodium (na) is a highly reactive gas, while chlorine (cl) is a nonreactive gas.

Explanation:

Sodium is an alkali - metal in Group 1 of the periodic table and is highly reactive. Chlorine is a halogen in Group 17 and is a highly reactive gas.

Answer:

A. Sodium (Na) is a highly reactive metal, while chlorine (Cl) is a highly reactive gas.