Testing For Halide Ions

Question 1

What should you add to the sample to test for the presence of Halide ions ?

Answer 1

• Small amount of nitric acid using a pipette
• followed by a small amount of silver nitrate solution

Question 2

What would you observe if chloride ions are present in the sample ?

Answer 2

White precipitate - AgCl

Question 3

What would you observe if bromide ions are present in the sample ?

Answer 3

A cream precipitate —> AgBr

Question 4

What would you observe iodide ions are present in the sample ?

Answer 4

Yellow precipitate —> AgI