Chem - test for Anions

Question 1

Carbonates

Answer 1

• Add hydrochloric acid
• Gives off CO2

Question 2

Sulfates

Answer 2

• Add dilute hydrochloric acid
• Add Barium chloride
• Form white precipitate

Question 3

Halides

Answer 3

• Add dilute nitric acid
• Add silver nitrate
• colour of precipitate depends on the element

Question 4

Chloride ( Halides)

Answer 4

• Add dilute nitric acid
• Add silver nitrate
• White precipitate
• Silver chloride

Question 5

Bromide (Halides)

Answer 5

• Add dilute nitric acid
• Add silver nitrate
• Cream precipitates
• Silver bromide

Question 6

Iodine

Answer 6

• Add dilute nitric acid
• Add silver nitrate
• Yellow precipitates
• silver iodine