Hello,


I can't tell you chapter wise weightage for state borad class 12th exams as you haven't mentioned the name of your board..But you can get a rough idea if you go through the below link to check cbsr class 12th chapter wise weightage of all subjects:


https://www.embibe.com/exams/cbse-class-xii-marking-scheme-and-weightage-distribution-for-2017/


Good luck.