The following molecules are exceptions to the octet rule. Draw the Lewis structure of each.

BCl₃, NO₂, ClO

Which of the statements below about resonance structures is true?

How do lone pair electron clouds affect the geometry of molecules?

What molecular shape results from a molecule with 3 bonding pairs and 1 lone pair around the central atom?

What is a limitation of VSEPR theory when applied to molecules with more than four electron groups?

Draw a Lewis dot structure for the water molecule with bonding and non-bonding electrons shown.

Determine the electronic geometry of the following molecules: H₂O, ICl₃ and AlCl₃

The reaction of arsine, AsH₃, with acid yields the arsonium ion, AsH₄⁺. Determine the molecular geometry of this ion.

Consider the compound tellurium trioxide (TeO₃) and the tellurite ion (TeO₃^2–). Provide the Lewis dot structures of each and determine their molecular geometries. 

Predict the geometry and bond angle of CH₄.

List the following bonds in order of increasing bond polarity: Si and Br, Rb and Br, Br and Br, P and Br, and Sr and Br.

Draw an arrow showing the direction of the dipole moment in the following bond: C–F.

Considering electronegativity values, determine whether the bond that will be formed between Mg and F is ionic or covalent.

Draw the lewis dot structures of XeBr₂, SeO₃, ICl₂^-.

Identify the polarity, formal charges, hybridization of all atoms and orbitals that overlap

Rank the following compounds from lowest to highest polarity: PH₃, PF₃, NH₃, NF₃