- 1(current)
Q. No.The correct sequence of reagents used in the preparation of 1,3,5-tribromobenzene from aniline is-
1. a. Br2/H2O; b- NaNO2/HCl; c- H3PO2 /H2O
2. a-NaNO2/HCl; b- H3PO2 /H2O; c-Br2/H2O
3. a-NaNO2/HCl; b-H2O; c-Br2/H2O
4. None of the above
Subtopic: Diazonium Salts: Preparation, Properties & Uses |
57%
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The correct sequence of reagents used in the preparation of 3-nitrotoluene from 3-Methylaniline. is-
1. a. Br2/H2O; b- NaNO2/HCl; c- H3PO2 /H2O
2. a-NaNO2/HCl; b- HBF4; c-NaNO2, Cu, \(\Delta\)
3. a-NaNO2/HCl; b-H2O; c-Br2/H2O
4. None of the above
1. a. Br2/H2O; b- NaNO2/HCl; c- H3PO2 /H2O
2. a-NaNO2/HCl; b- HBF4; c-NaNO2, Cu, \(\Delta\)
3. a-NaNO2/HCl; b-H2O; c-Br2/H2O
4. None of the above
Subtopic: Diazonium Salts: Preparation, Properties & Uses |
68%
From NCERT
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- 1(current)
Q. No.
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