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Structure of At...

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    in the Thomson Model of Atom

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    Photoelectric effect established that light

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    Consider the ground state of Cr atom (Z = 24). The numbers of electrons with the azimuthal quantum numbers, l = 1 and 2 are, respectively

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    The de Broglie wavelength ratio of two electron waves is 1 : 3. The ratio of kinetic energies of electrons will be:

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    Correct expression for mass number A is

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    Mg2+ is isoelectronic with

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    Rutherford’s α–particle scattering experiment supported the discovery of

  • Question 8
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    An ion with mass number 37 possesses one unit negative charge. If it contains 11.1% more zero charge subatomic particles than the negative charge subatomic particles, the symbol of ion is

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