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

Question 1 of 10

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

Question 2 of 10

3. When testing for halide ions, after silver nitrate is added to a sample a yellow precipitate is formed. Give the formula of the anion present in the sample.

Question 3 of 10

4. How would you test for the ammonium ion (NH₄⁺)?

Question 4 of 10

5. When NaOH is added to a sample, the resultant gas turns damp red litmus paper blue. What cation was present in the sample?

Question 5 of 10

6. In the flame test for copper (II) ions what colour is the result?

Question 6 of 10

7. Describe how you would carry out a flame test

Question 7 of 10

8. When testing a sample of potassium chloride, nitric acid and then silver nitrate is added. Describe the result, and name the substance formed.

Question 8 of 10

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

Question 9 of 10

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

Question 10 of 10


 

Related Posts: