Thermodynamic parameter which is a state function and also used to measure disorder of the system is

Thermodynamic parameter which is a state function and is also used to measure disorder of the system is

Which thermodynamic parameter is not a state function-

Which thermodynamic parameter is not a state function :-

Which thermodynamic parameter is not a state function :-

Given an example of a thermodynamic quantity which is not a stable function. Is it a property of a system?

A thermodynamic state function is

State to state function of a system.

A thermodynamics state function is a quantity-