This quiz pulls questions at random from the entire Double-only question-bank

1. What is the colour and physical state of chlorine at room temperature?

Question 1 of 10

2. Is calcium chloride soluble?

Question 2 of 10

3. Is silver sulfate soluble?

Question 3 of 10

4. Use Q=mcΔT and c=4.18J/°C/g. A spatula of sodium fluoride is put into a boiling tube with 25cm³ of water. The temperature drops from 22.0°C to 18.6°C. What is the total heat energy change?

Question 4 of 10

5. In a flame test, a orange-red colour is seen. Give the formula of the cation which is present.

Question 5 of 10

6. 7.485 g of a hydrated copper(II) sulphate CuSO₄.xH₂O was heated producing 4.785g of anhydrous copper(II) sulphate. What is the formula of the hydrated salt?

Question 6 of 10

7. What type of reaction takes place when bromine reacts with an alkene?

Question 7 of 10

8. Can a base neutralise an acid?

Question 8 of 10

9. Describe the test for bromide ions

Question 9 of 10

10. Nitric acid and silver nitrate are added to a solution containing chloride ions. Describe the result.

Question 10 of 10


 

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