Dear student,

Of your are preparing for jee mains then the best book for jee mains for inorganic chemistry is NCERT. And for practice questions the best book is Problems in inorganic chemistry by VK JAISWAL.

In VK jaiswal book you will get a lot of practice questions with different levels and it is also useful for jee advanced. Also your must practice or solve the previous years problems for jee mains. You must go through each and every line of ncert book because the question can be framed very easily with selecting a line also.

You can also refer JD LEE book for more detailing and enlarging your concepts, but it will take time.