You can consider the below eligibility criteria for the same -

For B.Tech admission, the candidates must have passed 10+2 with Physics and Mathematics as compulsory subjects along with one of the following subjects:

Chemistry/Biotechnology/Computer Science/Biology with at least 50% marks

For more information about detailed eligibility criteria, you can go through below article -

Chandigarh University announces B.Tech admissions 2017


Hope this helps!!!