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Selenium is basically a chemical element that comprises of the atomic number 34 and Se the symbol. However, when combined with oxygen it becomes selenium dioxide commonly known as SeO2. When SeO2 is present in the form of nanoparticles which are tiny particles, hard to see with the naked eye, they become selenium dioxide nanoparticles. The nanoparticles are used for various purposes but more specifically in the field of medicine.Their excellent characteristics make them so usable and authen …