Will you please tell m whether chemical engineering student can write PSU exam or not????

PSU Exam are for the appointment of people in various posts in public sector undertaking companies, there is also good demand for chemical engineers in companies like ONGC, IOCL, HPCL so yeas you can definitely can write PSU Exam

List of some of the PSUs –

ONGC
HPCL
Power Grid
NHPC
NTPC
Mazagon Dock Ltd
BPCL
IOCL
NLC
GAIL
NFL
Vizag Steel
CEL
NPCC
MECL