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
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
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 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. |
In preparation of alkene from alcohol using which is an effective factor:
1. Porosity of
2. Temperature
3. Concentration
4. Surface area of
The correct statement among the following is:
1. | Any aldehyde gives secondary alcohol on reduction. |
2. | The reaction of vegetable oil with H2SO4 gives glycerin. |
3. | C2 H5OH and iodine with NaOH give iodoform. |
4. | Sucrose in reaction with NaCl gives invert sugar. |
n-propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent:
1. PCl5
2. Reduction
3. Oxidation with Potassium dichromate
4. Ozonolysis