Chemistry (All)
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Chemistry (All)
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25 Questions

1. Reactivity series

2. Explain the term unsaturated

3. Anode is

4. Explain why carbon dioxide is used in fire extinguishers

5. Properties of ionic compounds

6. What is meant by the term isotope?

7. Nitrogen containing fertilisers

8. What is the formula of aluminium oxide?

9. Suggest why buckminsterfullerene - c₆₀ - has a low melting point

10. State the colour of litmus in acidic and alkaline solutions

11. Recall the names of the main fractions obtained from crude oil

12. Describe the test for oxygen gas

13. Protein

14. What is meant by the term exothermic?

15. Activation energy

16. State the conditions for the reaction of methane with bromine to form bromomethane

17. What is the ph and universal indicator colour of a stron alkali?

18. Write the chemical equation for a neutralisation reaction in the blast furnace

19. Particle model

20. Weak acid

21. State the name of the reaction used to manufacture ethanol from sugars.

22. Ammonia and hydrogen chloride react together in a reversible reaction to produce a white solid. What are the word and symbol equations?

23. 6.02x10^23

24. Acid + metal carbonate

25. Why can nitrogen react with oxygen in a car engine?

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