2. Structure 2 — Models of Bonding and Structure

Lewis Structures — Quiz

Test your understanding of lewis structures with 5 practice questions.

Practice Questions

Question 1

What is a Lewis structure used to show in a molecule or ion?

Question 2

How many valence electrons are in a neutral oxygen atom, $O$?

Question 3

Which Lewis structure rule helps most atoms achieve a stable noble-gas-like arrangement?

Question 4

In the Lewis structure of $H_2O$, how many lone pairs are on the central oxygen atom?

Question 5

What is the correct total number of valence electrons in the ion $NH_4^+$?