Engineering Chemistry Electromeric Effect Online Exam Quiz
Engineering Chemistry Electromeric Effect GK Quiz. Question and Answers related to Engineering Chemistry Electromeric Effect. MCQ (Multiple Choice Questions with answers about Engineering Chemistry Electromeric Effect
Those groups which are electron repelling and have lesser electron attracting power than hydrogen show __________
Options
A : (+E) effect
B : (-E) effect
C : (-I) effect
D : (+I) effect
When the complete transfer of ?-electrons take place away from the atom at the requirement of attacking agent, it is called __________
Options
A : (-E) effect
B : (+E) effect
C : (-I) effect
D : (+I) effect
Which of the following molecule will show highest dipole moment?
Options
A : CH3Cl
B : CH3Br
C : CH3F
D : CH3I
The positively charged and electron deficient compounds which have a tendency to form a bond by accepting the electron pair are known as __________
Options
A : Electrophiles
B : Nucleophiles
C : Homophiles
D : All of the mentioned
Which of the following is a temporary effect brought into play at the requirement of attacking reagent?
Options
A : Inductive effect
B : Mesomeric effect
C : Electromeric effect
D : Inductomeric effect
Which of the following is an incorrect statement about the nucleophiles?
Options
A : They are electron rich
B : They possess an empty orbital to receive the electron pair
C : They attack electron deficient centres
D : Examples are: OH–, NH3, H2O etc
Lewis acids are examples of nucleophilic reagents.
Options
A : True
B : False
C :
D :
Which of the following is an example of lewis base?
Options
A : ZnCl2
B : BF3
C : NH3
D : FeCl2
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