Here is a list of some good chemistry research topics:
Green chemistry for sustainable synthesis.
Renewable energy uses and conversion.
Drug resistance in cancer treatment.
Energy storage and conversion.
Role of nanoparticles in targeted drug delivery.
The potential of graphene-based materials in electronics.
The environmental impact of emerging pollutants.
The chemistry of atmospheric aerosols and their effects on climate.
The interactions between chemicals and biological systems.
Investigating the chemical processes involved in neurodegenerative diseases.