Which of the following is the correct Lewis symbol for the oxide anion (O²^-)?

Question

Quizplus · Accepted Answer

The Lewis symbol for the oxide anion (O2-) should have an O in the center with two dots representing its two valence electrons, and a negative charge (-) to represent the extra electron. Choice B correctly represents this arrangement. In choice A, there are too many dots and no charge. In choice C, there is a charge but only one dot. Choice D has the correct number of valence electrons, but they are not arranged correctly around the oxygen atom.

Which of the Following Is the Correct Lewis Symbol for the Oxide