Phenolphthalein is produced on heating phthalic anhydride and conc. sulphuric acid with
1. Salicylic acid
2. Phenol
3. Phenacetin
4. Phenanthrene
The compound Y in the above sequence of reactions is:
1. 1-Phenylethene
2. 2-Phenyl-2-propanol
3. Acetophenone
4. Benzaldehyde
In the following reaction:
The structure of the major product 'X' is
(1)
(2)
(3)
(4)
The compound can be exclusively oxidized into
by
1. NaCN followed by hydrolysis
2. NaOI followed by H3O+
3. KMnO4 hot followed by hydrolysis
4. K2Cr2O7 followed by H3O+
X Y
In the above reaction, X and Y are:
1. Identical
2. Homologous
3. Structural Isomers
4. Stereoisomers
Which compound is most reactive towards nucleophilic addition?
1. CH3CHO
2. PhCOCH3
3. PhCOPh
4. CH3COCH3
The reaction
is fastest when X is
1. Cl
2. NH2
3. OC2H5
4. OCOR
In a set of reaction propionic acid yielded a compound D.
CH3CH2COOH B C
The structure of D would be
1. CH3CH2NHCH3
2. CH3CH2NH2
3. CH3CH2CH2NH2
4. CH3CH2CONH2
Hex-3-ene A B CD
D is :-
1.
2.
3.
4.