Welcome to your B8 Practice Questions 1.10 – Mixtures & sorting substances

1. 
What is a mixture?

2. 

Each mixture must be made from at least parts.

3. 
The substances in a mixture can be separated by physical means.

4. 

The solid that dissolves in a liquid is called the .

5. 
What is the solvent?

6. 

Fine particles of a solid spread throughout a liquid form a .

7. 
Water is the commonest solvent.

8. 

If a substance does not dissolve in a solvent, it is .

9. 
What do we call two liquids that form a completely uniform mixture?

10. 

Mixtures of metals, for example solder, are called .

11. 
A saturated solution contains as much dissolved solute as possible at a particular temperature.

12. 

The solubility of most solids with temperature.

13. 
Why can tantalum be used for prostheses?

14. 

If you put together all the properties of a substance, you get its substance .

15. 
Solid table salt conducts electricity.

16. 

Oxygen, water and iodine have low boiling points. They are called substances.