Question

which element shares similar properties to chlorine (cl)?
fluorine (f)
carbon (c)
arsenic (as)

Explanation:

Elements in the same group of the periodic table have similar chemical properties. Chlorine (Cl) is in Group 17 (halogens). Fluorine (F) is also in Group 17. Carbon (C) is in Group 14 and Arsenic (As) is in Group 15.

Answer:

Fluorine (F)