GCSE CHEMISTRY - Revision Questions - Elements - Compounds - Mixtures - Separation Techniques - Solid - Liquid - Gas - Diffusion

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Elements, Compounds and Mixtures
1	What is an Element?	Answer
2	What is a Compound?	Answer
3	What is a Mixture?	Answer

Separation Techniques
4	When would you use Filtration?	Answer
5	What is a Residue?	Answer
6	What is a Filtrate?	Answer
7	What is a Solute?	Answer
8	What is a Solvent?	Answer
9	How do you grow Crystals?	Answer
10	How do you Separate a Mixture of Liquids?	Answer
11	What is Paper Chromatography?	Answer

Solid, Liquid and Gas
12	What is a Melting Point?	Answer
13	What is a Freezing Point?	Answer
14	What does Condense mean?	Answer
15	What is Sublimation?	Answer
16	Are the Particles in a Solid Free to Move?	Answer
17	Are the Particles in a Liquid Free to Move?	Answer
18	Is there a Force of Attraction between Particles in a Gas?	Answer
19	Can a Solid be Compressed?	Answer
20	Can a Liquid be Compressed?	Answer
21	Can a Gas be Compressed?	Answer
22	Is Boiling Exothermic?	Answer
23	Is Freezing Exothermic?	Answer

Diffusion
24	Why do Smoke Particles have a Jerky Motion?	Answer
25	What is Diffusion?	Answer
26	Why does Diffusion appear to be Slow?	Answer
27	Why do some Particles Diffuse Faster than Others?	Answer

Chemical and Physical Properties
28	What are Chemical Properties?	Answer
29	How do Chemical Properties relate to the Periodic Table?	Answer
30	Give two Physical Properties?	Answer
31	What is the Difference between Irritant and Corrosive?	Answer