Statement I: | Benzendiazonium chloride is a colourless crystalline solid. It is insoluble in water but reacts with water when warmed. |
Statement II: | Benzendiazonium chloride on reacting with HCI in presence of copper powder gives chlorobenzene as the product. This is an example of Gatterman reaction. |
1. | 2. | ||
3. | 4. |
I | Primary aliphatic amines react with HNO2 to give unstable diazonium salts. |
II | Primary aromatic amines react with HNO2 to form diazonium salts which are stable even above 300 K. |
1. | I is incorrect but II is correct |
2. | Both I and II are correct |
3. | Both I and II are incorrect |
4. | I is correct but II is incorrect |
1. | 2. | ||
3. | 4. |
The reagent 'R' in the given sequence of a chemical reaction is :
1. | HI | 2. | CuCN/KCN |
3. | H2O | 4. | CH3CH2OH |