Which of the following electronic changes will cause a Group VA (15)element to achieve a noble gas configuration?
A)gain three electrons
B)gain two electrons
C)gain one electron
D)lose three electrons

Question

Quizplus · Accepted Answer

Group VA (15) elements have five electrons in their outermost shell. To achieve a noble gas configuration, they need to fill their outer shell with eight electrons. Gaining three electrons accomplishes this, bringing their total to eight in the outer shell.

Which of the Following Electronic Changes Will Cause a Group