at-294-5-k-the-compound-octylcyanobiphenyl-undergoes-a-phase-transition-from-the-1

Question

At 294.5 K, the compound octylcyanobiphenyl undergoes a phase transition from the crystalline solid phase to a liquid crystal phase. Upon increasing the temperature to 306.5 K, it undergoes another liquid crystal phase transition.

Identify which among the following diagrams depicts the liquid crystal formed at 306.5 K.

Phase diagram showing liquid crystal structure at 294.5 K for octylcyanobiphenyl.

Identify which among the following diagrams depicts the liquid crystal formed at 306.5 K.

Accepted Answer

Diagram of a layered liquid crystal structure, depicting organized molecular arrangement.

Answer

Diagram showing a liquid crystal structure with aligned rods, representing a phase at 306.5 K.

Answer

Diagram of a stacked columnar liquid crystal structure, illustrating molecular alignment.

Answer

Diagram of a disordered liquid crystal structure with randomly oriented rods.