Chhattisgarh
No you can use that certificate in Chhattisgarh counselling. In case you want to apply for reservation in Obc quota then you will have to present that document prepared from Chhattisgarh only.
No, you can't if you are applying for Chhattisgarh then the OBC certificate should also be from Chhattisgarh. You can't use one state document for another state.
Your Overall Rank will be in the range of 397640 - 447005.
Talking about the chances you will be having a tough chance to get a seat in NITs, IIITs, thorugh JoSAA Counselling.
But you go for state counselling, where you might have a chance to get a seat, try first in your home state counselling as there you will be having a reservation
For more you can check JEE Main college predictor FREE Tool Link to check your chances: JEE Main College Predictor
Based on the overall percentile you got in JEE Main exam, your rank could be between 112837 - 126845 approximately.
The National Testing Agency conducts JEE and releases the rank and percentile information after considering all the data and performing normalization.
You can predict the colleges you are eligible for using the below link.
https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp
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