Physical Properties
Trending Questions
The nodal plane in the π-bond of ethene is located in:
the molecular plane
a plane parallel to the molecular plane
a plane perpendicular to the molecular plane which bisects the carbon - carbon σ - bond at right angle.
a plane perpendicular to the molecular plane which containes the carbon - carbon σ - bond
Which of the following will have lower PKb value
C6H5CH2NH2
C6H5N(CH3)2
C6H5NHCH3
C6H5NH2
Which of the following is a liquid at room temperature?
Methyl iodide
Methyl bromide
Ethyl chloride
Methyl fluoride
Which of the following is more basic?
H2O
NH3
C2H5NH2
CH3NH2
The order of basic strength among the following amines in benzene will be
CH3NH2 > (CH3)3 N > (CH3)2 NH
(CH3)3 N > (CH3)2 NH > CH3 NH2
CH3 NH2 > (CH3)2 NH > (CH3)3 N
(CH3)2 NH > CH3 NH2 > (CH3)3 N
What is meant by imine?
Which of the following orders is true regarding the basic nature of NH2 group?
O - toluidine > Aniline > O - nitro aniline
O - toluidine < Aniline > O - nitro aniline
O - toluidine < Aniline < O - nitro aniline
O - toluidine > Aniline< O - nitro aniline
- increases
- decreases
- smaller
- higher
- o-Dichlorobenzene
- p-Dichlorobenzene
- m-Dichlorobenzene
- All have the same melting point
- True
- False
Incorrect order of basic strength of amines in aqueous state
(CH3)2NH > CH3NH2> (CH3)3N
(C2H5)2NH > (C2H5)3N > C2H5NH2
C2H5NH2> NH3> C6H5NH2
(C6H5)2NH > C6H5NH2> C2H5NH2
Which of the following will have lower PKb value
C6H5CH2NH2
C6H5N(CH3)2
C6H5NHCH3
C6H5NH2
(I)Electron relasing ability of alkyl groups
(II) Steric hinderance of alkyl groups
(III) Number of arylgroups
(IV) More number of hydrogen bonds
I, II only
II, III only
III, IV only
II, III. IV only
3 : CCl4
3 : CHCl3
1 : C6H5NO2
5 : C6H5NH2
