Year 7 Science - Chemistry - Pure substances and mixtures

Identify the correct term.

The action that happens when a solute is

mixed with a solute to form a solution.

• Dissolve

• Insoluble

• Soluble

• Solute

What is correct about concentrated solutions compared to dilute solutions?

• There are more solute particles in the solution.

• The solution may be darker.

• The amount of solvent is always the same.

Identify the correct term.

A property of a substance that describes

its inability to dissolve in a solvent.

• Dissolve

• Insoluble

• Soluble

• Solute

Identify the correct term.

A property that describes a substance

that will dissolve in a particular solvent

• Dissolve

• Insoluble

• Soluble

• Solute

Identify the correct term.

The substance that dissolves in a solvent

to make a solution. In salt water, this

substance is the salt.

• Dissolve

• Insoluble

• Soluble

• Solute

Identify the correct term.

An evenly mixed blend of two or more

substances, formed when a solute dissolves

in a solvent. Salt water is an example.

• Solution

• Insoluble

• Soluble

• Solute

Identify the correct term.

The substance in which a solute will

dissolve. In salt water, this substance is

the water.

• Solution

• Solvent

• Soluble

• Solute

Identify the correct term.

A mixture made of an insoluble solid in a

liquid. Over time the solid particles will

settle to the bottom of the liquid.

• Solution

• Solvent

• Suspension

• Solute

Select all correct answers.

A pure substance is ...

• an element or compound.

• made up of only one type of substance.

• a substance that cannot be separated further.

• a mixture.

Select all correct answers.

Examples of pure substances are...

• Gold

• Table salt

• Orange juice

• Paper