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What physical meaning is attributed mean...

What physical meaning is attributed meaning is attributed to the square of the absolute value of wave function `|Psi^2|` ?

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It measures the electron probability density at a point in an atom.
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(a) What observations in scartterting experiment led Rutherford to make the following conclusions? (i) The most of the space in an atom is empty. (ii) The whole of the mass of the atom is present in the centre of the nucleus. (iii) Nucleus has positive charge. (b) What is the value of orbital angular momentum for an electron in 2s orbital ? (c ) How many electrons in an atom may have n = 4 and m_s = + 1//2 ? (d) What physical meaning is attributed to the square of the absolute value of wave function Psi^2 ?

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MODERN PUBLICATION-STRUCTURE OF ATOM-Conceptual Questions 2
  1. Explain the meaning of the symbol 4d^6.

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  2. Total number of nodes present in 4d-orbitals will be:

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  3. What is the lowest shell which has an f-subshell?

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  4. Name the quantum number which does not follow from the solution of Sc...

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  5. What is the angular momentum of 5th orbit according to Bohr's theor...

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  6. How are d^(xy) and d(x^(2)-y^(2)) orbitals related to each other ?

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  7. How many electrons can be filled in all the orbitals with n+l=5 ?

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  8. Write n, l and ml values for (i) 3s (ii) 2py, (iii) 4pz

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  9. d(z^(2)) orbital has zero electron density in xy-plane. Comment.

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  10. Match the quantum numbers with the information provided by these. {:...

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  11. What physical meaning is attributed meaning is attributed to the squar...

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  12. Discuss the similarities and differences between a 1s and 2s orbital.

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  13. What is the difference between the notations l and L ?

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  14. How many electrons in an atom may have the following quantum number ? ...

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  15. For each of the following pair of hydrogen orbitals, indicate which is...

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  16. Which orbital in each of the following pairs is lower in energy in a m...

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  17. Nickel atom can lose two electrons to form Ni^(2+) ion. The atomic num...

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  18. Which of the following orbitals are degernate? 3d(xy),4d(xy),3d(z^(...

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  19. Calculate the total number of angular nodes and radical nodes present ...

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  20. The arrangement of orbitals on the basis of energy is based upon their...

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