Here's a breakdown:
* Composition: Glass is primarily made up of silica (silicon dioxide), which is not magnetic. Other common ingredients in glass include soda ash (sodium carbonate), lime (calcium oxide), and various other oxides. These are also non-magnetic.
* Electron Configuration: The atoms in these materials have a balanced number of electrons, meaning their magnetic fields cancel out. This makes them diamagnetic, which means they are weakly repelled by magnets.
* Exceptions: There are some specialized types of glass that can exhibit magnetic properties. For example, certain glasses containing iron oxides can be weakly attracted to magnets. However, these are not typical types of glass found in everyday use.
In short, the lack of magnetic elements and the balanced electron configuration in the common components of glass make it non-magnetic.