• Dev Bhoomi group of institutions
• Quantum of school of graduate studies
• School of Engineering university of petroleum and energy studies
• BFIT group of institutions
• Uttaranchal university
• D.D college
• Shri Guru ram rai university
• SCE shivalik college of Engineering
• DIT university
• Maya group of colleges

Hi Bhupendra,

There are only 2 colleges in Dehradun offering B.Sc. Chemistry Hons. course. They are listed below:-

• School of Engineering, University of Petroleum and Energy Studies, Dehradun
• Uttaranchal Institute of Technology, Dehradun

Refer here for more info - https://university.careers360.com/colleges/list-of-bsc(hons)-in-chemistry-degree-colleges-in-india?city=Dehradun

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!