1. Which technique would be used to separate an insoluble solid from a liquid? ABCDABCD

2. Name all the elements present in the compounds below: a)Potassium iodide. b)Calcium sulfate Write the chemical formula for both of the compounds written above.

3. What is the definition of a solution? The liquid that a substance dissolves in. A B C The special mixture formed when a substance dissolves in a liquid. The substance which dissolves in a liquid.

4. State for each of the following whether they are soluble or insoluble? Calcium nitrate Aluminium phosphate Iron (III) chloride Silver sulphate HINT – Use the data booklet p8

5. Fertilisers are a vital part of today’s society. a) Name the three elements that are present in most fertilisers. b) Apart from containing nitrogen, suggest why nitrate salts are used as fertilisers.

6. Matthew added 0.1g manganese dioxide to hydrogen peroxide solution and oxygen was produced. Manganese dioxide is a catalyst. 1.What is a catalyst? 2.What will be the mass of the manganese dioxide at the end of the reaction?

7. Complete the table of information about the 3 subatomic particles. 1 +1 Outside of the nucleus

8. Draw a possible structure for C 4 H 8

9. Name the hydrocarbon below What is the shortened structural formula for this hydrocarbon? This compound had no reaction with bromine solution, Br 2, the solution stayed orange, why is this?

10. What is the formula for Aluminium trichloride? HINT – Use the prefix What is the formula for Lithium bromide? HINT – Use SVSDF (since no prefix or diagram).

11. Which is the test for carbon dioxide? Burns with a squeaky pop Relights a glowing splint Turns limewater cloudy ABCABC

12. Which substance is used to test for glucose? iodine Benedict’s solution universal indicator limewater ABCDABCD

13. Write the word equation of the cracking of C 8 H 18 to produce C 5 H 12 and C 3 H 6.

14. Using the electron arrangement information from the data booklet write the symbol for the following ions (e.g. N 3- ) 1.Magnesium 2.Bromide 3.Sodium 4.Sulfide

15. a)What are the products of complete combustion of a hydrocarbon (when oxygen is plentiful)? b)What different products could be formed during incomplete combustion of a hydrocarbon (when oxygen is limited)?

16. Name a fossil fuel. Why do we need to source alternative fuel types?

17. CO 2 is increasing in our environment, give two reasons to explain why?

18. Draw the full structural formula for pentane and pentene.

19. Name of acidName of acid neutraliser/ reacting chemical Name of salt phosphoric acidsodium oxide sulfuric acidcalcium hydroxide carbonic acidmagnesium hydrochloric acidpotassium carbonate nitric acidmagnesium oxide Name the salts formed in the reactions below:

20. A student investigated the reaction between marble chips and excess dilute hydrochloric acid. Which of the following would not affect the rate of the reaction? A Increasing the volume of the acid B Decreasing the size of the marble chips C Decreasing the concentration of the acid D Increasing the temperature of the acid

21. The fractional distillation of crude oil depends on the fact that different hydrocarbons have different? A densities B solubilities C boiling points D ignition temperatures.

22. Which of the following is a particle with a 2+ charge and an electron arrangement of 2,8,? A calcium atom B calcium ion C magnesium atom D magnesium ion

23. A neutral solution will have a pH of A. 7 B. 8 C. 6 D. 10

24. Potassium Hydroxide has a pH of 12, after dilution the pH would most likely be A. 14 B. 12 C. 2 D. 9

25. Describe how you could test the pH of a solution?

26. Which of the following compounds has a formula X 2 Y where X is a metal and Y is a non-metal? A. Aluminium oxide B. Magnesium chloride C. Potassium fluoride D. Sodium sulphide