AP Chemistry VSEPR

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

How many electrons are shared in a double bond?

• 2

• 4 pairs

• 6

• 4

What is the the shape of this molecule according to VSPER theory?

• Linear
• Tetrahedral
• Trigonal Planar
• Trigonal pyramidal

Who could this be? 

• CO₂
• NH₃
• H₂S
• CH₄

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Draw the Lewis Dot structure for ICl₂^- and determine its predicted molecular geometry.

• see-saw

• trigonal bipyramidal

• linear

• bent

Draw the Lewis Dot structure for PCl₅ and determine the predicted molecular geometry

• octahedral

• trigonal pyramidal

• seesaw

• trigonal bipyramidal

Choose the correct shape for this molecule:

• Trigonal planar
• Trigonal pyramidal
• Tetrahedral
• Linear

Bond angle for bent

• 120^o
• 109.5^o
• 104.5^o
• 107^o

Pi bonds are formed by 

• side to side overlap of s orbitals
• end to end overlap of s orbitals
• side to side overlap of p orbitals
• end to end overlap of p orbitals

How many sigma and pi bonds does this have?

• 1 sigma and 1 pi
• 2 sigma and 1 pi
• 1 sigma and 2 pi
• 2 sigma and 2 pi