One type of highly effective deoxidizer is palladium catalyst. Palladium catalyst is useful for converting gases such as hydrogen, nitrogen, argon, and krypton. Palladium catalyst is often employed in the metallurgical, chemical, light, and electronic sectors. Palladium catalysts are substances that contain palladium and have catalytic properties. Silver-white transition metal with high ductility and plasticity is called palladium. It is stable in air and humid settings at room temperature and chemically inert. Palladium's surface forms a palladium oxide coating when it is heated to 800 °C. Due to their excellent catalytic activity, palladium nanoparticles and several palladium compounds are primarily employed in the manufacture of catalysts in chemistry.