A positive carbylamine test is shown by which one of the following?
1. N, N-diethyl aniline
2. N-methyl propyl amine
3. N, N-diethyl butyl amine
4. 2, 4-dimethyl aniline
Victor Meyer Test is used for the distinguished of 1, 2 and 3
1. Alcohols
2. Alkyl halides
3. Nitro Compounds
4. All of these
An organic compound X on treatment with acidified K2Cr2O7, gives compound Y which reacts with I2, and NaOH to form CHI3. The compound X can be-
1. CH3OH
2. CH3CHO
3. CH3COCH3
4. CH3CH(OH)CH3
Which of the following gives the fastest Lucas test?
1. | CH2 = CH-CH2OH | 2. | C6H5 - CH2OH |
3. | 4. |
Which of the reagents shown below would accomplish the following transformations?
A B
(a) H3O+ BH3 - THF; H2O2/NaOH
(b) NaOH BH3 - THF; H2O2/NaOH
(c) HBr in ether Hg(OAc)2/H2O; NaBH4
(d) NaNH2 Hg(OAc)2/H2O; NaBH4
, the missing reagent is:-
(1) CF3CO3H
(2) H2SO4
(3) LAH
(4) NaBH4
Compound and can be differentiated by
(1) H3O⊕, Na
(2) H3O⊕, Tollens' test
(3) H3O⊕, Fehling test
(4) All of these
can be differentiated by:
1. Hinsberg test
2. Iso-cyanide test
3. NaNO2, HCl, then β-Naphthol
4. NaOH
(p-ethyl phenol) (p-methyl anisole) (p-ethyl benzyl alcohol)
Above compounds can be differentiated by using the reagent:-
(a) NaOH, Tollen's reagent, FeCl3
(b) CrO3, Tollen's reagent, FeCl3,
(c) Tollen's reagent, CrO3, FeCl3
(d) Na, Tollen's reagent, FeCl3