D And F Block, Chemistry, Short Notes, 12 Class.
photography. ➭ Potassium Permanganate (KMnO4): A strong oxidizing agent used in disinfection, water purification, and organic synthesis. Inner Transition Elements (f-Block) ➭ The f-block elements consist of two series: lanthanoids and actinoids. ➭ Lanthanoids are known as rare earth metals, while