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Posts posted by lucifer

  1. there is property of transisiton elements(d-block elements) called flourosence....the electrons in the d-orbital absorb a amount of energy from white light and excites to higher state...there due to unstability come back to original energy level thus realsing energy....here actually eletron releases colour complimentary to colour obsorbed from white light

    heres a colour wheel which shows the complimentry colour:http://www.chemguide.co.uk/inorganic/complexions/colourwheel.gif

  2. from the day one i started doing science there is one unanswered question.... whether the light has mass?

    so anybody has a answer!!!

    is dat true light has mass in partical nature phenomena like compton effect,photo electric effect?

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