CBSE
In the following the most stable conformation of n-butane is
Which of the following statement is correct for a nucleophile?
Nucleophile is s Lewis acid
Ammonia is a nucleophile
Nucleophiles attack low electrons density sites
Nucleophiles attack low electrons density sites
The IUPAC name of the compound having the formula
3-butene-1-yne
1-butyn-3-ene
but-1-yne-3-ene
but-1-yne-3-ene
Liquid hydrocarbons can be converted to a mixture of gaseous hydrocarbons by
oxidation
cracking
distillation under reduced pressure
distillation under reduced pressure
The stability of carbanions in the following
is in the order of
(1) > (2) > (3) > (4)
(2) > (3) > (4) > (1)
(4) > (2) > (3) > (1)
(4) > (2) > (3) > (1)
Which one of the following is most reactive towards electrophilic reagents?
The general molecular formula, which represents the homologous series of alkanols is:
CnH2nO2
CnH2nO
CnH2n+1O
CnH2n+1O
The number of structural isomers possible from the molecular formula C3H9N is
4
5
2
2
Which of the following species is not electrophilic in nature?
Cl+
BH3
H3O+
H3O+
Two possible stereo-structures of CH3CHOH.COOH, which are optically active, are called
diastereomers
atropisomers
enantiomers
enantiomers