Write down an 2 examples of a single displacement reaction.
Explain the importance or uses of these chemical reactions in everyday activities of people. (PROVIDE MORE THAN ONCE SENTENCE)

Example:
Single replacement- 2K + 2H2O → 2KOH + H2
Potassium hydroxide is used in making soap, as an electrolyte in alkaline batteries and in electroplating, lithography, and paint and varnish removers. Medically, potassium hydroxide (KOH) is widely used in the wet mount preparation of various clinical specimens for microscopic visualization of fungi and fungal elements in skin, hair, nails, and even vaginal secretions