Hello!
For Atomic and Molecular Structure Theory of Gases, you can try Physical Chemistry–Peter W. Atkins or Physical Chemistry–Puri, Sharma, Pathania
For Chemical Thermodynamics, you can try Physical Chemistry–Thomas Engel & Phillip Reid
And Basic Physical Chemistry–Peter W. Atkins.
Check out the link below:

https://www.google.com/amp/s/university.careers360.com/articles/how-prepare-jam-chemistry/amp