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11th Standard English Medium Chemistry Subject Quantum Mechanical Model of Atom Creative 5 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 25
    5 x 5 = 25
  1. Calculate the de-Broglie wavelength of an electron that has been accelerated from rest through a potential difference of 1 keV.

  2. Calculate the uncertainty in the position of an electron, if the uncertainty in its velocity is 5.7 x 105 ms-1.

  3. Calculate the total number of angular nodes and radial nodes present in 3d and 4f orbitals.

  4. Explain about
    (i) Magnetic quantum number
    (ii) Spin quantum number

  5. Explain the angular distribution function of 1s, 2s, 3s, 2p, 3d and 4f orbits.

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