Engineering Chemistry Online Quiz Online Exam Quiz
Engineering Chemistry Online Quiz GK Quiz. Question and Answers related to Engineering Chemistry Online Quiz. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Online Quiz
Phenyl group show __________
Options
A : (+M) effect
B : (+E) effect
C : (+I) effect
D : (-M) effect
In mesomeric effect, the electrons are transferred from __________
Options
A : A multiple bonds to an atom
B : A multiple bonds to a single covalent bond
C : An atom with a lone pair to the adjacent single covalent bond
D : All of the mentioned
The phenomenon in which 2 or more structures, involving identical position of atoms can be written for a particular molecule, is called __________
Options
A : Conjugation
B : Resonance
C : Hyper conjugation
D : Vibration
Which of the following is an application of the mesomeric effect?
Options
A : Dipole moment
B : Strength of acids and bases
C : Bond length
D : All of the mentioned
Which of the following is a resonance effect?
Options
A : Inductive effect
B : Electromeric effect
C : Mesomeric effect
D : Inductomeric effect
Greater the number of resonating structures for a given intermediate __________
Options
A : Less will be its stability
B : More will be its stability
C : It will not affect its stability
D : None of the mentioned
Select the incorrect option from the following option.
Options
A : Resonating structures have a real existence
B : The actual structure lies between various possible resonating structures
C : Resonating structures are useful as they allow us to describe molecules
D : None of the mentioned
Dipole moment of CH3-CH2-Cl > CH2=CH-Cl.
Options
A : True
B : False
C :
D :
The resonance energy is defined as a difference in energy between __________
Options
A : Two consecutive resonating structures
B : Resonance hybrid and most unstable resonating structure
C : Resonance hybrid and most stable resonating structure
D : First and last resonating structures
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