Testing Anions Flashcards
1
Q
What solution is used to test halides?
A
Silver nitrate
2
Q
What solution is used to remove carbonate ions?
A
nitric acid
3
Q
CL1- + Silver nitrate
A
White precipitate
4
Q
Br- +Silver nitrate
A
Cream precipitate
5
Q
I- +Silver nitrate
A
Yellow precipitate
6
Q
What is the test for Carbonate ions in solution?
A
Add some dilute acid to the solution
- If Carbon ions are present then a fizzing will form (Carbon dioxide is released)
7
Q
How can you double-check to make sure the gas released is Carbon dioxide?
A
Bubble it through limewater, and if Carbon Dioxide is present then it should make the solution milky.
