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Type: Open-Ended
Category: Atomic Structure
Level: Grade 11
Author: teachchemistry
Last Modified: 7 years ago

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Grade 11 Atomic Structure

An element reacts with nitrogen to form a compound with the formula X3N2 and an electron configuration identical to that of the noble gas shown.

(a) Based on the configuration of the noble gas shown and the formula for the ionic compound formed, determine the most probable identity of this element, which exists in Period 3.

(b) Draw the Lewis electron-dot diagram of this element in atomic form.
Electron-Dot Diagram - Neon