1. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis1 Acids and Alkalis

2. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis2 Q1. What is a chemical with a pH less than 7 called?

3. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis3 A1. Acid

4. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis4 Q2. What is a chemical with a pH more than 7 called?

5. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis5 A2. Alkali

6. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis6 Q3. What is a chemical with a pH of 7 called?

7. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis7 A3. Neutral

8. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis8 Q4. What shows whether something is alkali or acid?

9. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis9 A4. An Indicator

10. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis10 Q5. What is a liquid with a solid dissolved in it called?

11. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis11 A5. A Solution

12. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis12 Q6. What do you call it when substances chemically combine?

13. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis13 A6. A reaction, react

14. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis14 Q7. What is the scientific way of writing down a chemical reaction called?

15. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis15 A7. A Word Equation

16. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis16 Q8. What is a dangerous substance that dissolves other materials called?

17. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis17 A8. Corrosive

18. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis18 Q9. What is a corrosive alkali is called?

19. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis19 A9. Caustic

20. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis20 Q10. Name a yellow citrus fruit

21. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis21 A10. Lemon Grapefruit

22. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis22 Q11. Name an acid found in grapefruits and oranges

23. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis23 A11. Citric Acid

24. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis24 Q12. What acid do you put on your chips together with salt?

25. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis25 A12. Vinegar (Acetic Acid, Ethanoic Acid)

26. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis26 Q13. What common chemical removes colour or stains from cloth?

27. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis27 A13. Bleach

28. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis28 Q14. Name a red and blue indicator

29. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis29 A14. Litmus

30. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis30 Q15. What is the most common solvent called?

31. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis31 A16. Water

32. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis32 Q17. What acid is in a lead-acid car battery?

33. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis33 A17. Sulphuric Acid

34. © NTScience.co.uk 2005KS3 Unit 7e Acids and Alkalis34 Well Done! Now check your score