Q.

For an ideal solution, the correct option is                  [2019]

1 ΔmixG=0 at constant T and P  
2 ΔmixS=0 at constant T and P  
3 ΔmixV0 at constant T and P  
4 ΔmixH=0 at constant T and P  

Ans.

(4)

For an ideal solution, ΔmixH=0 and ΔmixV=0 at constant T and P.