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Using Chemistry

Using Chemistry. Q1. Name the process where new chemical products form from chemical reactants. A1. Reaction. Q2. Give another word for burning something in air. A2. Combustion . Q3. What do we call a rapid expansion of hot gases as a chemical reaction takes place. A3. Explosion .

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Using Chemistry

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  1. Using Chemistry KS3 Unit 9h – Using Chemistry

  2. Q1. Name the process where new chemical products form from chemical reactants. KS3 Unit 9h – Using Chemistry

  3. A1. Reaction KS3 Unit 9h – Using Chemistry

  4. Q2. Give another word for burning something in air. KS3 Unit 9h – Using Chemistry

  5. A2. Combustion KS3 Unit 9h – Using Chemistry

  6. Q3. What do we call a rapid expansion of hot gases as a chemical reaction takes place. KS3 Unit 9h – Using Chemistry

  7. A3. Explosion KS3 Unit 9h – Using Chemistry

  8. Q4. What do we call a chemical reaction with oxygen. KS3 Unit 9h – Using Chemistry

  9. A4. Oxidation KS3 Unit 9h – Using Chemistry

  10. Q5. What do we call the process where we produce palatable food by application of heat. KS3 Unit 9h – Using Chemistry

  11. A5. Cooking KS3 Unit 9h – Using Chemistry

  12. Q6. What do you call the unwanted reaction between a metal and the atmosphere or water. KS3 Unit 9h – Using Chemistry

  13. A6. Corrosion KS3 Unit 9h – Using Chemistry

  14. Q7. What do we call a very long molecule formed from a string of identical chemical building blocks? Often a type of plastic. KS3 Unit 9h – Using Chemistry

  15. A7. Polymer KS3 Unit 9h – Using Chemistry

  16. Q8. What is a chemical building block used to form plastics called? KS3 Unit 9h – Using Chemistry

  17. A8. A monomer KS3 Unit 9h – Using Chemistry

  18. Q9. Name the process of breaking long chain hydrocarbon molecules into more useful short chain molecules. KS3 Unit 9h – Using Chemistry

  19. A9. Cracking KS3 Unit 9h – Using Chemistry

  20. Q10. What is the general name for a polymer like polythene, polypropylene, nylon and polystyrene. KS3 Unit 9h – Using Chemistry

  21. A10. Plastic KS3 Unit 9h – Using Chemistry

  22. Q11. Name a fossil fuel raw material used to make most plastics. KS3 Unit 9h – Using Chemistry

  23. A11. Oil KS3 Unit 9h – Using Chemistry

  24. Q12. What is a portion of crude oil with a particular boiling point called? KS3 Unit 9h – Using Chemistry

  25. A12. A fraction KS3 Unit 9h – Using Chemistry

  26. Q13. What is the technique used to separate liquids with different boiling points called? KS3 Unit 9h – Using Chemistry

  27. A13. Distillation KS3 Unit 9h – Using Chemistry

  28. Q14. Name the fossil fuel used in jet aircraft, also called kerosene. KS3 Unit 9h – Using Chemistry

  29. A14. Paraffin KS3 Unit 9h – Using Chemistry

  30. Q15. What do we call a substance that increases the rate of a chemical reaction but that is not used up itself. KS3 Unit 9h – Using Chemistry

  31. A15. A catalyst KS3 Unit 9h – Using Chemistry

  32. Q16. What do we call an atom with an excess positive or negative electric charge. KS3 Unit 9h – Using Chemistry

  33. A16. An ion KS3 Unit 9h – Using Chemistry

  34. Q17. What do we call a negative ion that travels towards the positive anode? KS3 Unit 9h – Using Chemistry

  35. A17. An anion KS3 Unit 9h – Using Chemistry

  36. Q18. What do we call a positive ion that travels towards the negative cathode. KS3 Unit 9h – Using Chemistry

  37. A18. A cation KS3 Unit 9h – Using Chemistry

  38. Q19. What do we call a tiny particle, much lighter than an atom, that carries a negative electric charge? KS3 Unit 9h – Using Chemistry

  39. A19. An electron KS3 Unit 9h – Using Chemistry

  40. Well Done!Now check your score KS3 Unit 9h – Using Chemistry

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