Which radioactive element is used in the treatment of cancer?
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What was the source of alpha particles in Rutherford scattering experiment?
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Why was the Thomson’s Model of an atom failed?
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Which isotope is used in the nuclear power plants to generate electricity?
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Which of the following pairs are isobars?
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Which of the following statements does not form a part of Bohr’s model of hydrogen atom?
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The number of spherical nodes in 3p orbitals are
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In the Bohr’s model of the hydrogen atom, the ratio of the kinetic energy to the total energy of the electron in a quantum state n is:
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The orbitals are called degenerate when
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What will be the sum of all possible values of l and m for n = 5 ?
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