My JEE Advanced AIR is 6702.What branches can I get in IIT?

considering you are a general candidate, you may get environmental science and engineering , mineral engineering, mining with mba, and few MSc courses like MSc physics integrated, MSc chemistry integrated ,Maths and computing from ism dhanbad. also you have a chance to get pharmacy in iit varanasi going by last year stats. anyway, i suggest you to refer to the last ranks list sent to you by jee council for more details.