Unit 2 Review

Type of intermolecular force present in HF.

• dipole dipole
• london dispersion
• Hydrogen bond
• ionic

Which is the strongest intermolecular/intramolecular force below:

• Ionic
• Dispersion
• Hydrogen
• Metallic

What is a polar molecule

• A covalent compound where electrons are shared equally
• A covalent compound where electrons are shared unequally

These are the attractive forces that occur between molecules

• intramolecular forces
• electrostatic forces
• intermolecular forces
• ion-dipole forces

Tags

NGSS.HS-PS2-4

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

Will this molecule be polar or nonpolar? CCl₄

• polar
• nonpolar

Tags

NGSS.HS-PS1-1

Is the molecule H2  polar or non-polar?

• polar
• non-polar

Which bond is most polar?

• H-F
• H-Cl
• H-Br
• H-I

Tags

NGSS.HS-PS1-1

A bond where electrons are NOT shared equally? 

• polar covalent
• nonpolar covalent

What formula results when Ca⁺² and Br^- ions bond?

• Ca₂Br₂
• CaBr
• Ca(br)₂
• CaBr₂