Hello there!

Solving previous years question papers is one of the very effective way to prepare for exams, specially when it comes to class 12th board examination. It gives you proper idea about the question paper pattern, important topics to study, marking scheme etc.

Here is the link attached from the official website of Careers360 which will give you access to the previous years questions of class 12th Chemistry. Kindly go through this. Hope it helps!

https://school.careers360.com/boards/cbse/cbse-previous-year-question-papers-class-12-chemistry

thank you!