Which of the Following Is True About Negative Ions

Multiple Choice

Which of the following is true about negative ions?

A) Negatively charged ions of the Group 6A elements are called halide ions.
B) Negatively charged ions of the Group 1A and 2A elements are called halide ions.
C) Polyatomic negative ions containing oxygen are called oxoanions.
D) Polyatomic negative ions are very rare.
E) Monoatomic negative ions are referred to as oxoanions.