Which of the following halogens forms compounds only in the -1 oxidation state?
A) Bromine
B) Chlorine
C) Astatine
D) Fluorine
E) Iodine

Question

Quizplus · Accepted Answer

Fluorine is the halogen that forms compounds only in the -1 oxidation state, as it has the highest electronegativity among the halogens and can therefore attract an electron pair to form F-. The other halogens (Bromine, Chlorine, Astatine, and Iodine) can form compounds in various oxidation states.

Which of the Following Halogens Forms Compounds Only in the -1