1. What is the formula for aluminium sulfate?

Question 1 of 14

2. If copper chloride has the formula CuCl₂, what is the formula of the copper ion?

Question 2 of 14

3. nitric acid + calcium carbonate →

Question 3 of 14

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

Question 4 of 14

5. What is an alkali?

Question 5 of 14

6. What is the universal indicator colour of a neutral solution?

Question 6 of 14

7. State the colour of methyl orange in acidic and alkaline solutions

Question 7 of 14

8. Balance the equation for the reaction: ___ HCl(aq) + ___ MnO₂(s) → ___MnCl₂(aq) + ___H₂O(l) + ___ Cl₂(g)

Question 8 of 14

9. Are non-metal oxides acidic or basic?

Question 9 of 14

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

Question 10 of 14

11. What is a base?

Question 11 of 14

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

Question 12 of 14

13. A gas is bubbled through limewater and the limewater goes cloudy. Identify the gas.

Question 13 of 14

14. With universal indicator, what is the pH of a red solution?

Question 14 of 14


 

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