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The electronic configuration of an atom ...

The electronic configuration of an atom is `1s^2 2s^2 2p^6 3s^2`. Determine its atomic number. How many neutrons are present in the nucleus if its atomic weight is 24.

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MBD PUBLICATION-STRUCTURE OF ATOM-QUESTION TYPE
  1. Give the quantum numbers of the electron present in hydrogen atom.

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  2. An atom has its K and L shells completely filled and six electrons in ...

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  3. The electronic configuration of an atom is 1s^2 2s^2 2p^6 3s^2. Determ...

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  4. The wavelength of blue light is 4800overset@A , calculate the frequenc...

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  5. The frequency of the strong yellow line in the spectrum of sodium is 5...

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  6. State Hund's rule of maximum multiplicity.

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  7. Give the shape of d-orbitals.

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  8. Write the possible values of l and m for an electron in 3rd orbital.

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  9. State Aufbau's principle.

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  10. A neutral atom has 2k-electrons, 8l-electrons and 3m-electrons. Predic...

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  11. The observed electronic configuration of copper is not as per Aufbau p...

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  12. State Pauli's exclusive principle.

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  13. How many protons and neutrons are present in the nuclei of C^14 and N^...

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  14. The electronic configuration of an atom is 1s^2 2s^2 2p^6 3s^2. Determ...

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  15. Which quantum number has different values for the two electrons of hel...

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  16. Mention the four quantum numbers of the last electron of sodium.

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  17. What is the difference between two isotopes of an element ? Give one e...

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  18. Calculate the number of electrons, protons and neutrons in the followi...

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  19. What is uncertainty principle ?

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  20. Calculate the energy of the photon of wave-length 4500A. Given h= 6.6x...

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