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If you mean a dipole which only lasts for an instant, then you have to picture the electrons of the molecule surrounding the nuclei. In a non-polar molecule the electrons are shared evenly on average, but at any one second they may be distributed so that there is a greater density at one end than another, i.e. there is a temporary dipole.
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What is the difference between instantaneous dipole and induced dipole?
Dipole-dipole is between two polar molecules, that would be polar anyway. Dipole-induced dipole is between a polar molecule and a non-polar molecule that is now polar due to the proximity of a polar molecule.
Why a dipole develops in a molecule?
a dipole develops in a molecule due to unequal sharing of electrons.
What are the conditions for ammonia molecule to be IR active?
An IR Active stretch simply means that the vibrations of the molecule result in an overall dipole of the molecule. If a stretch has a dipole, it is IR active. If a stretch does not have a dipole. then it is IR Inactive.
What force is in between SO2 molecule?
a. dispersion forces b. hydrogen bonding forces c. dipole-dipole forces
What is the direction of the dipole moment expected for hydrogen bromide?
The HBr molecule is linear (obviously, since it contains only two atoms). The dipole moment is a vector, parallel to the bond, pointing toward the partially positively charged atom, which is, in this case, the hydrogen. The magnitude of the dipole moment is the difference in the partial electrical charges on each atom times the spatial separation of the atoms in the bond. In a molcule with more than two atoms (more than one bond), the dipole moment of each bond must be added vectorially and the resultant vector will determine the dipole moment of the molecule. For instance, carbon dioxide has two carbon-oxygen double bonds of high polarity, but because the molecule is linear, and the individual dipoles oppose each other, the carbon dioxide molecule has no net dipole moment.
What is the difference between instantaneous dipole and induced dipole?
Dipole-dipole is between two polar molecules, that would be polar anyway. Dipole-induced dipole is between a polar molecule and a non-polar molecule that is now polar due to the proximity of a polar molecule.
How can molecule have an instantaneous dipole?
If you mean a dipole which only lasts for an instant, then you have to picture the electrons of the molecule surrounding the nuclei. In a non-polar molecule the electrons are shared evenly on average, but at any one second they may be distributed so that there is a greater density at one end than another, i.e. there is a temporary dipole.
Does a dipole moment exist with Neon?
Neon exists as a monoatomic molecule. Hence it doesn't have any permanent dipole moment. However instantaneous dipoles are present, and these give rise to London dispersion forces
Which comes first in London dispersion Instantaneous dipole or induced dipole?
instantaneus
What intermolecular forces exist between two SO2 molecules?
Dipole-Dipole as SO" is a bent molecule with a dipole momennt (1.62D) due to the electronegativity dfference between S and O. There will also be weaker London dispersion forces due to instantaneous dipoles.
Is NOCl a polar or nonpolar Molecule?
A ball-and-stick model for NOCl is given below:This is a polar molecular compound. Therefore, the intermolecular forces include dipole-dipole forces and dispersion forces.Dispersion forces are also called London forces, induced dipole-induced dipole forces, or instantaneous dipole-induced dipole forces. By: Muqaddam Ahmed Salim a.k.a H2O
Which molecule have permanent dipole moment?
Every polar molecule has a permanent dipole.
What is instantaneous dipole forces for nonpolar molecules?
That is dispersion force.
Why a dipole develops in a molecule?
a dipole develops in a molecule due to unequal sharing of electrons.
What are the example of dipole-dipole interaction?
the interaction between the hydrogen of one molecule and the partial negative atom of other molecule is called dipole dipole interaction
When would dipole dipole be significant?
Dipole-dipole forces play a significant role when a molecule is polar.
What type of molecule has Dipole-Dipole forces created?
Ay molecule with a net dipole moment will have dipole -dipole interactions. These are molecules with polar bonds caused by a diference in electronegativity between the atoms being bonded.
