Comparing properties of Ionic and Molecular Compounds

What compound has high boiling points?

• Molecular compounds

• Ionic Compounds

Why do Ionic compounds have higher melting and boiling points?

Why do Non-polar molecules have the lowest boiling and melting points?

Draw a compound with a dipole moment

What makes Methane non-polar?

What is an example of a dipole-dipole force?

• 
• 
• 
• 

Of the four molecules shown, which would have the medium boiling point?

• CsBr

• MgO

• NH3

• CH4

What characteristics do molecules have for intermediate boiling and melting points?

• Molecular, Polar, dipole forces

• Molecular, Non-polar

• Ionic, high kinetic energy

• Ionic, Low kinetic energy

T/F : Likes dissolve likes

Why cannot molecular compounds conduct electricity?