Testing For Negative Ions Flashcards
0
Q
How do you test for Carbonate Ions?
A
Add Hydrochloric acid
- Carbon dioxide is produced. This can be tested using limewater, if the limewater turns milky, carbon dioxide is present.
1
Q
How do you test for Halide Ions?
A
Add acidified Silver Nitrate Solution.
- chloride forms white ppt
- bromide forms cream ppt
- iodide forms yellow ppt
2
Q
How do you test for Sulfate Ions?
A
Add Barium Chloride Solution
- White ppt forms.