What is an #"anion"#?

1 Answer
Apr 12, 2017

Answer:

#"An ion with a single negative charge..........."#

Explanation:

And we can represent such ion formation by the reaction:

#1/2X_2 + e^(-) rarr X^(-)#

Such reduction fills the valence shell of the halide to give an electronic count of #8#; the halide ion, #X^-#, is reasonably stable.