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Structure of Atom · 2009 · Shift 0

2 Chemistry questions from this JEE Main paper
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Structure of Atom · 2009 · Shift 0

2 Chemistry questions from this JEE Main paper

  1. Q24.In an atom, an electron is moving with a speed of 600 m/s with an accuracy of 0.005%. Certainity with which the position of the electron can be located is (h = 6.6 × 10-34 kg m2s-1, mass of electron, em = 9.1 × 10-31 kg)
    Chemistry · Structure of Atom · MCQ
  2. Q25.Calculate the wavelength (in nanometer) associated with a proton moving at 1.0 x 103 ms−1 (Mass of proton = 1.67 × 10-27 kg and h = 6.63 × 10-34 Js) :
    Chemistry · Structure of Atom · MCQ