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

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Presentation transcript:

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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