Question

TRUE OR FALSE :

1. Like CO₃^2–, SO₃^2– also gives test with baryta water, Ba(OH)₂. 

2. The group reagent for the identification of sulphur containing acid radicals is sodium nitroprusside. 

3. Thiourea test is given by NO₂^– and not by SO₃^2– 

4. Ag₂SO₃ is insoluble in dilute HNO₃.

Hint : Ag₂SO₃ + H⁺ → 2 Ag⁺ + SO₂ + H₂O 

5. Sodium stannite gives a black precipitate on reaction with a bismuth salt solution. 

Answer 1

1. True 

2. False 

3. True 

4. False 

5. True