Hello Smriti,

Yes you can give JEE Mains and JEE Advanced in 2023 as you complete your 12 th standard in 2022. Candidates who has passed 10+2 or equivalent exam in the year 2021, 2022 and 2023 are eligible for writing JEE Mains and JEE Advanced in 2023.

To get more information about JEE Mains 2023 syllabus, exam pattern, eligibility, etc go through below mentioned link.

https://engineering.careers360.com/articles/jee-main-2023

You can go through JEE Mains Knockout using below mentioned link.

https://news.careers360.com/careers360-releases-jee-main-2023-knockout-and-test-series-for-aspirants

You can prepare for JEE entrance exam by best prepration books and list of it is given in below mentioned link. Important topics and books details is given in below mentioned article.

https://engineering.careers360.com/articles/jee-main-important-topics-books

I hope this information was helpful to you.

All The Best!!