yeah ! probably you will get mains but not upto you prefered college you may get like IIT Delhi , IIT BUbaneshwar , IIT ROORKELA ,IIT Dhanbad , IIT khargpur ,IIT chennai , IIT mandi ,IIT Khureshtra  you may get you may get Because of less percentahe in board if youb have any doubts or suggestion coment i will help you more to sort out 

Hey there, 

You will easily get IIT if your marks in board examination are good. I think you should appear for improvement in board examination to get the minimum cutoff percentage for your category in CBSE.

You can also check the colleges using the link below:

https://www.google.co.in/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=2ahUKEwiKtsDEgoriAhW27XMBHVaTC2AQFjABegQIABAB&url=https%3A%2F%2Fengineering.careers360.com%2Fjee-main-college-predictor&usg=AOvVaw1pTMu5LewXe0n3JPiA8V2U

Good luck !