Why are most of the ionic crystals Diamagnetism

Thread starter nafaa
Start date Dec 28, 2011
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Crystals Diamagnetism Ionic

In summary, most ionic crystals exhibit diamagnetism due to the presence of paired electrons in their atomic structure. This is caused by the repulsive force experienced by delocalized electrons when exposed to an external magnetic field. However, not all ionic crystals are diamagnetic and some may exhibit other forms of magnetism depending on their structure. The structure of an ionic crystal can greatly affect its diamagnetic properties, and these properties can also be altered by changes in temperature or the application of an external magnetic field.

Dec 28, 2011

nafaa

Why are most of the ionic crystals Diamagnetism ?? Ionic crystals are those crystals that are related to ionic bonds of atoms such as sodium chloride NACL

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Dec 30, 2011

DrDu

Science Advisor

Define your metric underlying "most of". Many salts especially of transition metals are paramagnetic.

1. Why do most ionic crystals exhibit diamagnetism?

Most ionic crystals exhibit diamagnetism due to the presence of paired electrons in their atomic structure. These paired electrons create opposing magnetic fields, resulting in a cancellation of the overall magnetic moment.

2. What is the cause of diamagnetism in ionic crystals?

The cause of diamagnetism in ionic crystals is the presence of delocalized electrons. These electrons are free to move throughout the crystal lattice and experience a repulsive force when exposed to an external magnetic field.

3. Are all ionic crystals diamagnetic?

No, not all ionic crystals exhibit diamagnetism. Some may exhibit paramagnetism or ferromagnetism, depending on the arrangement of their ions and electrons in the crystal lattice.

4. How does the structure of an ionic crystal affect its diamagnetic properties?

The structure of an ionic crystal can greatly impact its diamagnetic properties. For example, a crystal with a more tightly packed lattice structure may exhibit stronger diamagnetic effects compared to a crystal with a less compact structure.

5. Can the diamagnetic properties of an ionic crystal be altered?

Yes, the diamagnetic properties of an ionic crystal can be altered by changing its temperature or applying an external magnetic field. At high temperatures, some ionic crystals may exhibit paramagnetism or even ferromagnetism due to changes in the arrangement of their ions and electrons.