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On the basis of quantum numbers justify ...

On the basis of quantum numbers justify that the sixth period table should have 32 elements.

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V PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. Which important property did Mendeleev use to classify the elements in...

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  2. What is the basic difference in approach between the Mendeleevs Period...

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  3. On the basis of quantum numbers justify that the sixth period table sh...

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  4. In terms of period and groups where would you locate the element with ...

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  5. Write the atomic number of the element in the third period and group 1...

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  6. Which element do you think would have been named by Lawrence Berkele...

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  7. Why do elements in the same group have similar properties ?

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  8. What does atomic radius and ionic radius really mean to you?

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  9. What does atomic radius and ionic radius really mean to you?

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  10. What do you understand by isoelectronic species?Name a species that wi...

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  11. N^(3-),O^(2-),F^-,Na^+, Mg^(2+),Al^(3+) what is comman in them ?

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  12. A graph of aromic radius versus atomic number is given blow: Account f...

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  13. What is the significance of the terms - isolated gaseous atom and grou...

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  14. Energy of an electron in the ground state of hydrogen atom is -2.18 xx...

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  15. Among the second period elements the actual ionisation enthaply are in...

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  16. How would you explain that the first ionisation energy of Na is lawer ...

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  17. What are the main factors due to which the ionisation enthalpy of the ...

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  18. The first IE (Kj mol^(-1))of group 13 elements are B/801 Al/577 Ga...

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  19. Which of the following pairs would have more negative electron gain en...

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  20. Would you expect the second electron gain enthalpy O as positive, more...

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