Module 3- Reactions Of Halidss

Question 1

General formula for a halides reaction with a silver ion??

Answer 1

Ag+ + X- -> AgX

Question 2

How does Cl- ions react with AgNO3, dilute ammonia and conc. ammonia??

Answer 2

White precipitate of AgCl formed with AgNO3

Dissolved in both dilute and concentrated ammonia

Question 3

What happens when Br- ions react with AgNO3, and then dilute and conc. ammonia

Answer 3

AgBr precipitate forms that is cream, and dissolves in conc ammonia but not dilute

Question 4

How does I- ions react with silver nitrate, and then with conc and dilute ammonia

Answer 4

Forms yellow AgI precipitate that won’t dissolve in any ammonia