1. The strength of different bonds is different in amorphous solids.
2. There is no regularity in the external structure of amorphous solids.
3. On the other hand, amorphous solids don’t have sharp melting point. This is due to the variable strength of bonds present between the molecules, ions or atoms. So, bonds having low strength on heating break at once. But the strong bonds take some time to break. This is the reason that the amorphous solids don’t have sharp melting points.
4. Amorphous solids are isotropic in nature. Isotropic means that in all the directions their physical properties will remain same