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

Question 1 of 14

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

Question 2 of 14

3. Is ammonia acidic or basic?

Question 3 of 14

4. What is an acid?

Question 4 of 14

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

Question 5 of 14

6. When carbon burns in air, is the oxide acidic or basic?

Question 6 of 14

7. Can a base neutralise an acid?

Question 7 of 14

8. With universal indicator, what is the pH of a yellow solution?

Question 8 of 14

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

Question 9 of 14

10. What is the formula for ammonium chloride?

Question 10 of 14

11. sulfuric acid + copper oxide →

Question 11 of 14

12. If iron chloride has the formula FeCl₂, what is the formula of the iron ion?

Question 12 of 14

13. State the colour of phenolphthalein in acidic and alkaline solutions

Question 13 of 14

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

Question 14 of 14


 

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