Classifications of Matter Quiz

What are the two primary classifications of matter?

• Mixtures and Solutions

• Pure substances and Mixtures

• Elements and Atoms

• Compounds and Molecules

What is the main characteristic of a heterogeneous mixture?

• It has a uniform appearance.

• The materials are evenly spread out.

• It does not have a uniform appearance.

• The particles are too small to settle.

Which of the following is an example of a suspension?

• Mayonnaise

• Paint

• Mud

• A marshmallow

What is the Tyndall effect?

• The process of particles settling out in a suspension.

• The uniform distribution of particles in a solution.

• The scattering of light by the particles in the colloid.

• The chemical bonding in compounds.

Which of the following is a characteristic of colloids?

• Particles larger than 1μm

• Particles settle out over time

• Particles are between 1nm and 1μm and too small to settle

• Materials are evenly spread out

Which of the following is a description of a solute?

• A substance that is being dissolved into another substance.

• A substance that is dissolving another substance.

• The process of dissolving a substance in water.

• Two substances mixed together.

Which of the following is a description of a solvent?

• A substance that is being dissolved into another substance.

• A substance that is dissolving another substance.

• The process of dissolving a substance in water.

• Two substances mixed together.

If 5g of sugar are dissolved into 500mL of black tea to create a sweet tea solution, which substance is acting as the solute?

• Black tea

• Sugar

• Sweet tea

If 600mL of water are used to dissolve 25mL of HCL to create an HCl-H₂O solution, which substance is functioning as the solvent?

• Water

• HCl-H₂O

• HCl

When two gases form a homogeneous mixture, what determines the solvent?

• The substance with the higher boiling point

• The substance in lesser quantity

• The substance that is a liquid

• The substance in greater quantity.