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Structure of Atom Test - 2

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Structure of Atom Test - 2
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  • Question 1
    4 / -1
    Given : The mass of electron is 9.11 × 10–31 kg Plank constant is 6.626 × 10–34 Js, the uncertainty involved in the measurement of velocity within a distance of 0.1 Å is
    Solution

  • Question 2
    4 / -1
    The maximum number of sublevels, orbitals and electrons in N-shell of an atom are respectively
    Solution

  • Question 3
    4 / -1
    The highest number of unpaired electrons are in
    Solution

  • Question 4
    4 / -1
    According to Aufbau principle, the correct order of energy of 3d, 4s and 4p-orbitals is
  • Question 5
    4 / -1
    The stability of ferric ion is due to
    Solution

  • Question 6
    4 / -1
    The valence shell electronic configuration of Cr2+ ion is
    Solution

  • Question 7
    4 / -1
    Electronic configuration of deuterium atom is
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  • Question 8
    4 / -1
    A p-orbital in a given shell can accommodate upto
  • Question 9
    4 / -1
    Electrons will first enter into the set of quantum numbers n = 5, l = 0 or n = 3, l = 2
  • Question 10
    4 / -1
    The wavelength of a spectral line in Lyman series, when electron jumps back from 2nd orbit, is
    Solution

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