Which of the following statements about halogens is correct?

Options

A. They are all distomic and form universal ions
B. They are all dioatomic and form divalentions
C. They are all capable of exhibiting several oxidation states
D. They can mutually displace each other from the solution of their compounds with metals

Answer

A

Explanation

All halogens are diatomic and form divalent ions like `F^(-),Br^(-),Cl^(-)`, etc.