This round consists of 2 sections - first being the aptitude round and the second one is technical round with questions from chemical engineering specially more on fluid mechanics , heat transfer , mass transfer and dimensionless numbers. The aptitude questions have more weightage but have negative marking.
This round was to shortlist people for different profiles . 2 panelists were present during the discussion .
This was the final round . The interview was a mix of HR and technical . Guesstimate question might be asked . This round was more of a general talk which focused on the GET form which RIL makes us fill before applying for the job
For aptitude practice from the tests of indiabix.com questions might come straight from it.