hi,

see jawharlal nehru engineering college offers 4 years b.tech course in chemical engineering, the total seat intake in 30, some there is no specialization course in chemical engineering. however at the time of final year you may have to take optional subjects which is available in your college. so after studying the 3 years you will come across the concept of different topics related with dyestuff or polyester or petroleum or surface coating and able to select the topic as per your interest.

to know about details of academic program of ug level at JNEC follow the below link:

https://www.jnec.org/undergraduate.php