The product formed by the reaction of with RMgX is:
1.
2.
3.
4.
Which of the following does not give nucleophilic substitution with alcohol?
1.
2. Acetic anhydride
3. Ether
4. None of the above
Which of the following statement is correct for the stability of ions of ethyl alcohol and phenol:
1. Delocalization of -electrons in phenoxide ion
2. Delocalization of electrons in ethoxide ion
3. Inductive effect of ethyl and phenyl group
4. Localization of σ-electrons in phenoxide ion
The compound that gives p-cresol with p-methyl diazonium chloride is:
1.
2.
3. HCOOH
4.
Order of acidic strength of the following compounds will be:
A. | B. | \(C_6H_5OH\) | |
C. | D. |
1. C > D > B > A
2. D > C > B > A
3. A > B > C > D
4. B > A > C > D
The compound that will not form a yellow precipitate on heating with an alkaline solution of iodine is:
1.
2.
3.
4.
n-Propyl alcohol and Isopropyl alcohol can be chemically distinguished by which reagent:
1. PCl5
2. Reduction
3. Oxidation with Potassium dichromate
4. Ozonolysis
When phenol is treated with CHCl3 and NaOH, the product formed is:
1. Benzaldehyde
2. Salicylaldehyde
3. Salicylic acid
4. Benzoic acid
The correct acidic order of the following is:
(I) | (II) | (III) |
1. I > II > III
2. III > I > II
3. II > III > I
4. I > III > II
Incorrect statement among the following is:
1. | \(FeCl_3\) is used in the detection of phenol. |
2. | Fehling solution is used in the detection of glucose. |
3. | Tollen reagent is used in the detection of unsaturation. |
4. | \(NaHSO_3\) is used in the detection of carbonyl compounds. |