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

Question 1 of 14

2. hydrochloric acid + sodium hydroxide →

Question 2 of 14

3. What is an acid?

Question 3 of 14

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

Question 4 of 14

5. What is an alkali compared to a base?

Question 5 of 14

6. What colour flames to sulfur, carbon and magnesium produce when they burn in air?

Question 6 of 14

7. Describe the test for carbon dioxide gas

Question 7 of 14

8. State the formula of the hydrogen ion

Question 8 of 14

9. Can a base neutralise an acid?

Question 9 of 14

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

Question 10 of 14

11. What is the formula for sodium chloride?

Question 11 of 14

12. What do each of the following state symbols represent: (s), (l), (g), (aq)

Question 12 of 14

13. Write the word and chemical equation for the thermal decompostion of calcium carbonate, CaCO₃

Question 13 of 14

14. What is the typical range of the pH scale?

Question 14 of 14