Dear Aspirant,no subject is difficult if you are determined to study it. Chemical engineering is not a very difficult subject if you have interest in chemistry as a core subject. To prepare for future board exams or entrance exams  you must focus on physics, chemistry and maths which ultimately will help you increase your chances of getting into a good college. If you want to check out the list of some best chemical engineering colleges in Pune go through this below link:

https://engineering.careers360.com/colleges/list-of-chemical-engineering-colleges-in-pune