Skip to content
New summer mock series is live Attempt timed papers for SSC, banking, and engineering entrances with updated syllabi for this season. View exams

Question

Which ion achieves a noble gas configuration by gaining three electrons and belongs to Group 15?

Options

Choose one · Correct answer highlighted

Explanation

Nitrogen (N) in Group 15 has 1s² 2s² 2p³ . Gaining 3 electrons forms N³⁻ with 1s² 2s² 2p⁶ , matching Ne .