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Does the filling of an orbital by electr...

Does the filling of an orbital by electrons mean that orbitals are some sort of containers? If not so, mention the correct situation.

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ICSE-STRUCTURE OF ATOM-Review Exercises
  1. Explain what is meant by quantisation of energy.

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  2. Which of the following are quantised?

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  3. A hydrogen atom in the ground state. To which level will it get excite...

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  4. Calculate the wavelength of the spectral line when an electron jumps f...

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  5. Calculate the ionisation energy of He^(+) if that of H atom is 13.6eV.

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  6. What nature of electron is indicated by each of the following properti...

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  7. Using Heisenberg's uncertainty principle, calculate the uncertainty in...

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  8. A body of mass 70 kg travels with a speed of 15 km/hour. Calculate the...

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  9. Using s, p, d, f notations describe the orbitals with the following qu...

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  10. Designate the electrons with the following sets of quantum numbers : ...

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  11. STATEMENT-1: An orbital cannot have more then two electrons and they m...

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  12. Explain why can more than 8 electrons not be accommodated in L shell?

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  13. Which of the following sets of quantum numbers do not belong to 2p sub...

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  14. Show the arrangement of electrons by block diagrams in the following s...

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  15. How many electrons possess anticlockwise spin in an atom of oxygen?

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  16. How many electrons are unpaired in (i) He ? (ii) C? (iii) N? (iv) ...

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  17. Why is 4s orbital filled before the filling of 3d orbital?

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  18. Write the names and electronic configurations of the elements in which...

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  19. Why does chromium have configuration of type 3d^(5) 4s^(1) instead of ...

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  20. Does the filling of an orbital by electrons mean that orbitals are som...

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