Chemistry Unit 4 Review

What is the molecular geometry of CS₂?

• linear
• bent
• trigonal planar
• trigonal pyramidal

The molecular geometry of CH₂O is...

• tetrahedral

• trigonal planar

• bent

• trigonal pyramidal

A molecule consists of four single bonds and no lone pairs. What is its structure? 

• square planar
• tetrahedral
• linear
• square pyramidal 

*no lone pairs

• linear

• trigonal planar

• trigonal pyramid

• bent of angular

*

• trigonal pyramid
• linear
• bent
• angular

*

• tetrahedral
• trigonal pyramid
• angular or bent
• trigonal plane

ELECTRON geometry (Honors)

• Bent

• Trigonal Planar

• Trigonal Pyramidal

• Tetrahedral

Hint: Draw the Lewis dot structure for NH3.

• tetrahedral
• trigonal pyramidal

• trigonal planar
• bent or angular

Type of bond with the greatest difference in electronegativity

• Non-polar covalent

• Polar Covalent

• Ionic

VSEPR stands for ________ theory.

• Valence Structure of Electron Pyramids and Regression
• Varied Structures of Electrons Paired and Replaced
• Varied Shell Energy of Protons and Radiation
• Valence Shell Electron Pair Repulsion