AP Chem Unit 3 Review

Which of the following intermolecular forces exist in pentene?

• London-dispersion forces

• hydrogen bonds

• dipole-dipole forces

• both London-dispersion forces and hydrogen bonding

Tags

NGSS.HS-PS1-3

Which of the substances would experience hydrogen bonding?

• pentane

• pentene

• pentanol

• none of them

Tags

NGSS.HS-PS1-3

Pentane has 5 carbons. Heptane has 7 carbon atoms, and propane has 3. Which will experience the most London-dispersion forces?

• pentane

• heptane

• propane

• none; they will only experience ion-dipole forces

Tags

NGSS.HS-PS1-3

In a solution of magnesium chloride, what types of forces are present? Select all that apply.

• dipole-dipole

• hydrogen bonding

• ion-dipole

• London-dispersion

Which force is the strongest?

• ion-dipole

• London-dispersion

• dipole-dipole

• hydrogen bonding

Which of the following best represents a magnesium ion in solution?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following compounds is most likely to be soluble?

• PbCl₃

• CaCO₃

• Ag₃PO₄

• KOH

Tags

NGSS.HS-PS1-3

If there is 9.5 g of MgCl₂ dissolved in 4.00 L of solution, what is the molarity?

• 1.0 M

• 2.0 M

• 0.25 M

• 0.5 M

Here is a picture of magnesium chloride. Which of the following is true about this representation? Select all that apply.

• it's in a solid form

• it's in a liquid form

• it's a lattice structure

• it's covalently bonded

• it has an ion-dipole force

Tags

NGSS.HS-PS1-3

Magnesium chloride is heated to 1450⁰C, at which point it is in its gaseous state. Which of the following is true about the particles?

• They would feel no attraction to each other

• They would feel more attraction to each other than covalent molecules

• They would be at a high pressure

• They would combust

Tags

NGSS.HS-PS3-2