I am finding whole syllabus of iit difficult. now as if a hav to start again the whole syllabus frm starting can i achieve success?

Whats the way to learn mechanics?

I am using Concepts of Physics by H. C. Verma for physics.

M. L. Khanna for maths & Solomons for chem (organic)
Which book should i refer for physical chemistry??

Can i do it??