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Potassium -The metal that explodes when exposed to water

The element potassium explodes with a purple flame when exposed to water.  Normally, water is used to douse fire.  So explosion of potassium when in contact with water is an exception and incredible feat. The element has an atomic number of 19. The atomic symbol is K. It comes from its Latin name Kalium, meaning

Nanotechnology: Technology of the future

Nanotechnology is the method of rearranging atoms and molecules and the application of tiny matter for various purposes. Nanotechnology is of recent origin and is termed as the technology of future.  In metric system nano means 0.000000001. In nanotechnology a ‘nanometre’ is a billionth of a metre and objects of these dimensions can be viewed