hello manorama,

here is the list of best NITs-

NIT Tirchy,

NIT Warangal,

NIT Calicut,

MNIT Allahabad,

NIT Surathkal,

NIT Surat,

NIT Rourkela,

NIT Nagpur,

for more detail visit to the link-

https://engineering.careers360.com/articles/nits-cutoff-for-btech-chemical-engineering

Hope this is helpful to you.

Thank You.