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MBD PUBLICATION-STRUCTURE OF ATOM-QUESTION TYPE
- The frequency of first line of Balmer series in hydrogen atom is V0. T...
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- Which are isoelectronic with each other ?
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- Size of the nucleus is:
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- The orbital angular momentum of an electron in 2s-orbital is:
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- The number of vacant orbitals of element with atomic number 14 is:
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- Which of the following has the maximum number of unpaired electrons ?
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- For a 'd' electron, the orbital angular momentum is:
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- The lightest particle is:
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- Which consists of particle of matter ?
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- The energy of an electron in the first Bohr's orbit of H atom is -13.6...
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- For an electron if the uncertainty in velocity is Delta v, the uncerta...
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- The quantum numbers for the last electron in an atom are n = 3, l = 1 ...
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- The radius of Bohr's first orbit in H atom is 0.053 nm. The radius of ...
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- The ionization potential of hydrogen atom is 13.6 eV. The energy requi...
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- The number of nodal planes is greatest for the orbital:
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- For which species, Bohr's theory does not apply:
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- Number of unpaired electrons in the electronic configuration 1s^2, 2s^...
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- Which represents the correct set of four quantum number of a 4d-electr...
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- The value of bohr's radius for hydrogen atom is:
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- The threshold wavelength for photoelectric effect on sodium is 5000 ov...
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