1. With universal indicator, what is the pH of a purple solution?

Question 1 of 14

2. Can a base neutralise an acid?

Question 2 of 14

3. What is the formula for sodium chloride?

Question 3 of 14

4. How can metal carbonates be used to produce carbon dioxide?

Question 4 of 14

5. Describe the test for carbon dioxide gas

Question 5 of 14

6. What two observations can be made when a metal reacts with an acid?

Question 6 of 14

7. What happens when a small amount of hydrogen is burnt in a test tube?

Question 7 of 14

8. What is an acid?

Question 8 of 14

9. Balance the following equation: WO₃ + H₂ → W + H₂O

Question 9 of 14

10. Which are described as acidic: metal oxides or non-metal oxides?

Question 10 of 14

11. Is iron (III) hydroxide acidic or basic?

Question 11 of 14

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

Question 12 of 14

13. What is the universal indicator colour of a strongly alkali solution?

Question 13 of 14

14. State the formula for the iron (II) ion

Question 14 of 14


 

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