Hello Aspirant,

As ece means electronic and communication department is good in IIIT delhi as it is top college in India as it has top ranking in the world also and chemical engineering in Mumbai is also agood choice in ICT Mumbai as both the department's are good and both the institutes have tge top ranking better compare to both the department's placements wise India have most of the openings in ECE Means electronic and communication department compared to chemical engineering btech course so i think you better prefer for the electronic and communication department as there are good government jobs and also you can start a start up also so you can prefer this department so that ypu can have a bright  future and i think my suggestions and knowledge may be helpful to u.

Thank you !!