Polarisation and Dipole Moment

IMPORTANT

Polarisation and Dipole Moment: Overview

This topic covers concepts, such as, Polarity of Covalent Bonds, Polar and Non-polar Covalent Bonds, Dipole Moment Comparison for NH3 and NF3 & Determination of Percentage of Covalent Character of a Bond etc.

Important Questions on Polarisation and Dipole Moment

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Among the following, the molecule with the highest dipole moment is

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Which of the following compounds, hydrocarbons, has the lowest dipole moment?

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Which one of the following pairs is an example of polar molecular solids?

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The pair from the following pairs having both compounds with net non-zero dipole moment is

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Identify the correct order of dipole moment

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Out of given ten molecules total molecules which have dipole moment zero is

IOF5,H2O2,ClF3,CO2,SO2,P4, S8,CH2CN2,C2CN4,C2N2

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Among the following, the most polar molecule is :

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Define polar and non-polar covalent compounds. Give an example of each.

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If 'Q' is the magnitude of charge and 'r' is the distance between the centres of positive and negative charges then dipole moment (μ) is given by

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The dipole moment of the given molecules are such that :

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Which molecule has maximum dipole moment (μ)? where X=-NO2.

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Which of the following would have a permanent dipole moment :-

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A covalent molecule, X-Y, is found to have a dipole moment of 1.5 × 10-29 C m and a bond length of 150 pm. The percent ionic character of the bond will be

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A neutral molecule XF3 has zero dipole moment. The element X is most likely?

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Which of the following hydrocarbons has the lowest dipole moment?

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Assertion. Boiling points of cis-isomers are higher than trans-isomers.

Reason. Dipole moments of cis-isomers are higher than trans-isomers.

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Which of the following statement is incorrect? 

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Molecule which has minimum dipole moment among the following is:

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Find the bond with maximum covalent character among the following:

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Molecule which has non-zero dipole moment and planar is: