Unit 2: Molecular and Ionic Compound Structure

According to VSEPR theory, what is the molecular geometry of CH₄?

SO₂ is a bent molecule with a bond angle of approximately 119°. Which best explains why the angle is less than 120°?

Which molecule is polar?

What is the molecular geometry of water (H₂O)?

Which molecule has a dipole moment of zero?

In the Lewis structure of the sulfate ion (SO₄²⁻), the formal charge on the sulfur atom when drawn with no double bonds is

Which of the following molecules is expected to have a trigonal bipyramidal electron geometry?

How many sigma (σ) and pi (π) bonds are in a molecule of ethene (C₂H₄)?

The bond angle in NF₃ is approximately 102°, which is less than the ideal tetrahedral angle of 109.5°. The best explanation is

VSEPR theory predicts molecular geometry based on:

A molecule with [math] hybridization has what bond angles?

A molecule with a trigonal bipyramidal electron geometry and one lone pair has what molecular shape?

Electronegativity differences determine bond type: a large difference creates:

Formal charge is calculated by:

Metallic bonding involves:

Resonance structures indicate that:

Sigma ([math]) bonds differ from pi ([math]) bonds in that sigma bonds:

Which compound is most likely an ionic compound?

What is the molecular geometry and approximate bond angles of XeF₄?

Based on formal charge analysis, which Lewis structure best represents SCN⁻?