optical rotation
type: Concept
preferred label: چرخش نوری @fa
related: rotational isomerism

rotational isomerism
type: Concept
alternative label: rotamers
broader: isomerism
preferred label: همپاری چرخشی @fa
related: optical rotation
related: rotational state

isomerism
type: Concept
narrower: rotational isomerism
preferred label: همپاری @fa

rotational state
type: Concept
preferred label: حالت چرخشی @fa
related: rotational isomerism