Which of the following is the most stable carbocation
1.
2.
3.
4.
In the following compounds
The order of acidity is-
1. III>IV>I>II
2. I>IV>III>II
3. II>I>III>IV
4. IV>III>I>II
The correct increasing order of carbon-carbon bond length in the given compounds is:
1. III<II<I<IV
2. IV<I<II<III
3. I<II<III<IV
4. I<IV<III<II
In the following compounds,
The order of basicity is
1. IV>I>III>II
2. III>I>IV>II
3. II>I>III>IV
4. I>III>II>IV
Which of the following happens to be the carbanion with highest stability?
The IUPAC name of the following compounds
is
1. 1-Bromocyclohexane carboxylic acid
2. 3-Bromocyclohexanoic acid
3. 3-Bromoheptanoic acid
4. 3-Bromocyclohexanecarboxylic acid
Trans-2-butene on bromination using CS2 gives which dibromoderivative
1. (R), (R)-2,3-dibromobutane
2. (S),(S)-2,3-dibromobutane
3. Racemic-2,3-dibromobutane
4. Meso-2,3-dibromobutane
Which of the following carbocations is expected to be most stable?
1.
2.
3.
4.
A group that deactivates the benzene ring towards electrophilic substitution but which directs the incoming group principally to the o- and p-position is.
1. -NH2
2. -Cl
3. -NO2
4. -C2H5
In the given conformation C2 is rotated about C2-C3 bond anticlockwise by an angle of 120° then the conformation obtained is
1. Fully eclipsed conformation
2. Partially eclipsed conformation
3. Gauche conformation
4. Staggered conformation