Group 17 Elements

When potassium iodide is reacted with CuS04,
it gives iodine gas which is brown colour. This
iodine react with sodium thiosulphate and form
white precipitate of sodium tetrathionate.

2CuSO_4%20%5C%2C%20%2B%20%5C%2C%204%20KI%20%5C%2C%20%5Clongrightarrow%20%5C%2C%20K_2%20SO_4%20%5C%2C%20%2B%20%5C%2C%20I_2%20%5C%2C%20%2B%202CuI

2Na_2S_2O_3%20%5C%2C%20%2B%20%5C%2C%20I_2%20%5C%2C%20%5Clongrightarrow%20%5C%2C%20Na_2S_4O_6%20%5C%2C%20%2B%20%5C%2C%202NaI

High-Yield Trend

Chapter Questions
2 MCQs

Official Solution

Official Solution

Group 17 Elements

High-Yield Trend

Chapter Questions 2 MCQs

Official Solution

Official Solution

Chapter Questions
2 MCQs