Many substances can exist in more than one state. The state of water depends on its temperature.
Some substances can exist in states other than solid, liquid, and vapor.
Because the intermediate state exits between the crystalline solid state and the liquid state, it has been called the liquid crystal state. Arrangement of molecules in a solid crystal. Arrangement of molecules in a liquid. Arrangement of molecules in a liquid crystal. In the crystalline solid state, as represented in Figure 1, the arrangement of molecules is regular, with a regularly repeating pattern in all directions.