Batteries-Characteristics – Classification-Primary battery-Alkaline battery-Secondary battery-Lead acid battery -Modern batteries -Lithium ion battery-Solar cells-principle and working-Fuel cells-construction and working of H2-O2 fuel cell.

Spectroscopic Techniques-Basic principle and instrumentation of UV-Visible, AAS and Flame photometry - Basics of Chromatography-Types- GC and HPLC (Block Diagram only.

Basics-Distinction between nanoparticles and bulk materials-Top down and Bottom up approach- -Sol gel method-Chemical vapour deposition- -Types (Nano clusters, Nano rods, Nanotubes and Nanowires)-Application of nanomaterials.

Engineering plastics – properties-Thermosetting and Thermoplastics – Polymers – PE - PVC – Nylon-6:6-Fabrication- Injection moulding-Composites - FRP – Biodegradable polymers.

Semiconductor-Types-Super conductors-Liquid crystals –classification, thermotropic and lyotropic liquid crystals,-Chemical properties, Applications of liquid crystals-LED applications