Molecular Shapes

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

According to VSEPR, molecules adjust their shapes to keep which of the following as far away as possible?

• Pairs of valence electrons
• Inner shell electrons
• Mobile Electrons
• Electrons closest to the nucleus

What is the VSEPR theory used to predict?

• Bond Strength
• Polarity
• Molecular Shape
• Electronegativity

Tags

NGSS.HS-PS2-6

Who could this molecule be?

• CH₄
• CO₂
• PCl₅
• BF₃

Tags

NGSS.HS-PS1-1

Which molecule below would have this shape?

• BF₃
• CH₄
• PCl₅
• CO₂

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

T or F: Lone pairs around the oxygen atom of a water molecule play no role in determining its molecular geometry?

• True
• False

A hybrid occurs when two things are combined and the result has characteristics of both is called

• Molecular geometry

• Molecular shapes

• Hybridization

• None of the above