VSEPR and Polarity Lesson

 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

What is the VSEPR theory used to predict?

• Bond Strength
• Polarity
• Molecular Shape
• Electronegativity

Which molecule would have this molecular geometry?

• BF₃
• CH₄
• PCl₅
• CO₂

What molecule could this be? 

• BF₃
• CH₄
• H₂O
• CO₂

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-4

Who could this molecule be?

• CH₄
• CO₂
• PCl₅
• BF₃

Tags

NGSS.HS-PS1-3

What molecular geometry would PH₃ have?

• Trigonal Pyramidal

• Trigonal Bipyramidal

• Bent

• Linear

How many lone pairs of electrons are on the P atom in PF3?

• 1
• 2
• 3
• 0

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

In a polar bond, the more electronegative element will assume a partial ________ charge.

• positive
• negative

True or False

Attractions between polar molecules are Weaker than attractions between nonpolar molecules.

• True

• False

Tags

NGSS.HS-PS2-6