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What is the difference between instantaneous dipole and induced dipole?
Wiki User
∙ 10y ago
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.
Wiki User
∙ 11y ago
Wiki User
∙ 10y agoinstantaneous dipole is created by chance for example electrons are moving around helium or neon atom in symmetry but by chance at any instance its electrons are moved at one place creating aa electropositive charge at one end and electronegative at another now this is called an instantaneous dipole. And this insantaneous dipole will induce a dipole on another atom when its electronegative pole will come close to it because those electrons will repel the electrons in this atom hence this will be called induced dipole.
CONCLUSION
an instantaneous dipole results in induced dipole
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How can a 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.
What are examples of The main interactions between molecules of hydrogen chloride?
dipole-dipole
Why melting point of NaCl is much higher than CH4?
becausethere is stong bonding between na and cl due to difference of electronegativity. EDIT: This difference in electronegativity creates a polar bond. Because there is a greater difference in elecronegativity in NaCl than NaBr, the bond is more polar in NaCl. Therefore, the permanent dipole-permanent dipole bonds (strongest intermolecular bonds formed in both situations) are stronger in NaCl, so more energy is required to break these bonds and so melt the salt. You may think that the melting point would be higher in NaBr because Br has more electrons, so NaBr would form stronger instantaneous dipole-induced dipole bonds. Although this is true, permanent dipole-permanent dipole bonds are stronger than instantaneous dipole-induced dipole bonds, so are more important when considering intermolecular bonding and melting points.
What is the force between SO2 molecules?
SO2 is polar compound.So there are 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.
Which comes first in London dispersion Instantaneous dipole or induced dipole?
instantaneus
What types of forces exist between molecules of CS2?
Carbon disulfide is non-polar. The inter molecular forces are London dispersion forces, instantaneous dipole induced dipole interactions.
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
What type of intermolecular force is present in c6H12?
London dispersion forces (instantaneous induced dipole-dipole interactions.)
Why does dispersion happen?
Dispersion forces are forces that are due to certain distortions in the electron density around atoms or moleculed. They can be mainly categorized in to : 1.Induced dipole-induced dipole forces 2.Dipole dipole force 3.Induced dipole-dipole forces 4.London force Dipole forces are forces between molecules that have permanent dipole character like NaCl.However, in cases like certain molecules that do not have dipole character, there may be instantaneous distotions which leads to london forces.Dipoles can induce dipole character by thickening densities of electrons around certain atoms, leading to induced dipole interactions.
Are all intermolecular forces similar?
They vary depending on the molecules under consideration. They are all electrostatic in nature deriving from the interaction of permanent or instantaneous dipoles. They are lumped together as Van der Waals forces but can be considered to be of 3 types:-Keesom forces permanent dipole dipole interactionsDebye forces; permanent dipole interaction with induced dipole,London dispersion forces ; interaction between two instantaneous dipoles.
Do London dispersion forces exist between polar molecules and result from temporary dipoles?
London dispersion forces derive from the interraction of instantaneous induced dipoles - the inetraction of polar molecules (having a permanent dipole )is called a Keesom force- the force between a permanent polar molecule and an induced dipole in another molecule is called a debye force--
What is the difference between dispersion forces and dipole- dipole forces?
Dispersion forces are formed between two non-polar molecules. These molecules form temporary dipoles. This creates a weak force. Dipole Dipole forces have a permanent dipole. That is the basic explanation
What type of intermolecular forces are expected between CH3CH2CHO molecules?
dipole forces and induced dipole forces
What is the attraction between the same kind of molecules?
adhesion is the attraction which allows molecules of different kinds of matter to stick together!
Types of molecular attraction?
Ion-dipole, Dipole-dipole, and Dipole-induced dipole.
What is Dipole - Dipole interaction?
When a polar and a non-polar molecule come close the attraction taking place between them due to partial charges isknown as dipole induced dipole interaction.
