Engineering Scope

Both branches are very good, but it all depend upon your work interests, but going with ME there are more advantage than chemical engineering.Go through the link:
https://www.shiksha.com/b-tech/articles/what-mechanical-engineers-learn-blogId-3657
https://www.shiksha.com/careers/chemical-engineer-134.

Hello,SIOM Nashil offers specialization only in operations. However, it's not so easy to decide upfront in which stream you want to make your career. General MBA offered by BIM will your opportunity to choose specialization post-one-year learning of all subjects. BIM Trichy track record in placements pretty good.

For government engineering colleges, it varies from 40K to 10 Lacs according to the college and in private colleges, it varies from 4 Lacs - 30 Lacs.

B.Sc Cardiac technician get good salary as well as respect. They are skilled enough to get good salary.

Either go for banking line, or any technical field in which your interest lies.

Yes, graduation in any field can be accepted. Even Students with 3-year graduation and commerce graduate can also apply. But for placements, 1st preference is given to agricultural graduate students.

Use JEE Mains college predictor. Enter your JEE Main 2019 rank to predict your colleges- https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor.

Hi Dharshini Neelamegam
Kindly predict your college in this college predictor. JEE Main rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other SFTIs. The rank predicted might not be accurate but it certainly does give an idea to the aspirant. Know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. Here https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
Hope this helps!
Good Luck. !!

No, without CET, you can't get seat here. Good luck.