• August 3, 2021

Chemistry MCQ on Dipole Moment for NEET, JEE, Medical and Engineering Exam 2021

MCQ on Dipole Moment: Chemistry is considered to be the most scoring subject in NEET JEE Exam. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry.

MCQ on Dipole Moment

In this post we are providing you MCQ on Dipole Moment, which will be beneficial for you in upcoming NEET, JEE, Medical and Engineering Exams.

MCQ on Dipole Moment

Q1. Which of the following is not correct for dipole moment?
a) the dipole moment is a vector quantity
b) lone pair of electrons present on the central atom can give rise to the dipole moment
c) CO2 molecule has no dipole moment since C-O bonds are nonpolar
d) the difference in electronegativities of combining atoms can lead to the dipole moment

View Answer

c) CO2 molecule has no dipole moment since C-O bonds are nonpolar

Q2. The percentage of ionic character of the bond between two atoms is calculated from the difference between their ________.
a) ionic radii
b) electronegativities
c) electron affinities
d) ionisation energies

View Answer

b) electronegativities

Q3. Find the species with a maximum dipole among the following.
a) CO2 
b) NF3 
c) NH3
d) CH3 

View Answer

c) NH3

Q4. For two ionic solids CaO and KI, identify the wrong statement among the following.
a) KI is soluble in benzene
b) KI has a lower melting point
c) CaO has a higher melting point
d) The lattice energy of CaO is much larger than KI

View Answer

 

Q5. Electric susceptibility is inversely proportional to ________.
a) permittivity
b) permeability
c) polarization vector
d) magnetic field intensity

View Answer

a) permittivity

Q6. Molecules with odd electron bond are ________.
a) unstable
b) paramagnetic
c) forms dimers at low temperature
d) All are correct

View Answer

 

Q7. In conductors, opposite charges are separated by ________.
a) insulator
b) dielectric
c) large distances
d) microscopic distances

View Answer

a) insulator

Q8. A diatomic molecule has a dipole moment of 1.2D. If its bond distance is 1.0Ao, what fraction of electric charge “e” exists on each atom?
a) 12% of e
b) 18% of e
c) 25% of e
d) 30% of e

View Answer

c) 25% of e

Q9. In a crystal, atoms are located at the positions of ________.
a) maximum potential energy
b) minimum potential energy
c) zero potential energy
d) indefinite potential energy

View Answer

b) minimum potential energy

Q10. If the water molecule is linear it ________.
a) would be highly reactive
b) would be highly ionic
c) dipole moment would be zero
d) would have a very high boiling point

View Answer

c) dipole moment would be zero


MCQ Link for NEET/JEE
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By Team Learning Mantras