1. Describe the test for bromide ions

Question 1 of 10

2. How are calcium ions identified, and what is the result?

Question 2 of 10

3. Write a word equation for the reaction between sodium hydroxide and iron(II) sulfate

Question 3 of 10

4. In a flame test, why is hydrochloric acid used?

Question 4 of 10

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

Question 5 of 10

6. Which two substances are added when testing for halide ions, and what is the result if they are present?

Question 6 of 10

7. When testing a sample for ions, hydrochloric acid and then barium chloride are added to a sample. A white precipitate forms. What ions have been shown to be present?

Question 7 of 10

8. In a flame test, a lilac colour is seen. Give the formula of the cation which is present.

Question 8 of 10

9. Give the name of the brown precipitate formed when sodium hydroxide is added to a solution containing Fe³⁺

Question 9 of 10

10. What is the test for iron (II) ions (Fe²⁺) and what is the result?

Question 10 of 10


 

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