EXAM REVIEW - Chemistry MC Questions

A substance that CANNOT be broken down by chemical or physical means is a(n):

• compound
• element
• mixture
• solution

A substance where all particles are identical, but can be broken down into simpler substances chemically:

• compound
• element
• mixture
• solution

A substance where you can clearly see the different components:

• compound
• element
• heterogeneous mixture (mechanical mixture)
• homogenous mixture (solution)

A uniform substance made of different types of particles. It is difficult to distinguish the different componenets.

• compound
• element
• heterogeneous mixture (mechanical mixture)
• homogenous mixture (solution)

Which is NOT a part of the Particle Theory of Matter?

• All matter is made up of particles
• Particles in solids do not have spaces between them.
• Particles are always moving.
• Different substances have their own unique kind of particles.

Which is NOT a part of the Particle Theory of Matter?

• All matter is made up of particles
• Particles have spaces between them.
• Particles in solids do not move.
• Different substances have their own unique kind of particles.

Which is NOT a part of the Particle Theory of Matter?

• All matter is made up of particles
• Particles have spaces between them.
• Particles are always moving.
• All substances have the same type of particles.

Which statement explains why food colouring diffuses faster in HOT water than COLD?

• The particles are further spaced apart in the HOT water
• The particles move faster in the COLD water
• The particles move faster in the HOT water
• The particles in the HOT water are different than the COLD

Unopened soda pop is:

• mechanical mixture
• homogenous solution
• element
• compound

Salad dressing is:

• heterogeneous mixture (mechanical mixture)
• homogenous solution
• element
• compound