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OMEGA PUBLICATION-STRUCTURE OF ATOM -MULTIPLE CHOICE QUESTIONS (MCQ s)
- What is the lowest value of n that allows g-orbital to exist ?
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- Emission of beta -particle is equivatent to:
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- The mass of the neutron is of the order of
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- The number of electrons and neutrons of an element is 18 and 20 respec...
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- Which of the following has longest wavelength ?
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- The value of Planck's constant is
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- Which of the following expresson gives the de-Broglie relationship ?
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- The total number of orbitals possible for the quantum number n is
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- The four quantum numbers of the valence electron of potassium are
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- An electron has principal quantum number 3. The number of its (i) shel...
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- The correct set of quantum numbers for a 4d electron is
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- No two electrons in an atom will have all the four quantum numbers sam...
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- The correct order of increasing energy of atomic orbitals is
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- The energy of an electron in nth orbit of hydrogen atom is
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- The triad of nuclei that is isotonic is
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- Bohr's model can explain
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- If the value of l = 2, what will be the value of principal quantum num...
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- Rutherford's experiment on scattering of alpha particles showed for th...
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- 3d-orbitals have
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- Number of unpaired electrons in the electronic configuration 1s ^(2) ,...
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- The two electrons in an orbital have different
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