Class-9-Chemistry-BSEK-Solutions

Sugar water is a 

• solution
• suspension
• colloid

Milk is a 

• solution
• suspension
• colloid

A type of mixture where the particles are larger than those in a solution but not heavy enough to settle out.

• Homogeneous mixture

• Colloid

• Suspension

• Compound

The Tyndall Effect is not visible in which of the following?

• Solution

• Suspension

• Colloid

• Heterogeneous Mixture

Tyndall effect means _____

• the fast movement of molecules

• the slow movement of molecules

• the scattering of light through a solution

• the scattering of light through a mixture

Which is a colloid?

• Air

• Rice in water

• Fog

• Rain water

which is a colloid

• paint

• juice

• mixed nuts

• soapy water

What do you call the substance that is being dissolved?

• solution

• solute

• solvent

• suspension

What do you call the dissolving medium?

• solution

• solute

• solvent

• suspension

As the temperature increases, the rate at which the solute dissolves ____________

• remains the same

• decreases

• also increases

• none of the above