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Give the Electronic configuration and po...

Give the Electronic configuration and position of the elements in the periodic table. B(5), CI(17), Sc(21), Fe(26), Ca(20), Ar(18).

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The following Structure are
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PATHFINDER-PERIODIC CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES-QUESTION BANK
  1. What are 'transition' elements?

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  2. What do you mean by 'inner-transition elements'?

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  3. Give the Electronic configuration and position of the elements in the ...

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  4. Why are the cations smaller than atom?

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  5. To which block does the element with atomic number 50 belong?

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  6. Arrange the increasing order of atomic radii Li, Na, K.

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  7. Which is largest among Ca^(+2), Mg^(+2) , Ba^(+2) and why?

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  8. Which of the elements Na, Mg, Si and P have the geatest difference bet...

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  9. Why Gr-17 elements acts as good oxidising agent?

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  10. Arrange Cl, Cl^- , Cl^+ in the increasing order of size?

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  11. How does metallic character vary in the group and period?

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  12. State the decreasing order of the penetration power of orbitals.

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  13. An element has on atomic number = 53. State its position in the Period...

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  14. The Reason for diagonal relationship is -

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  15. The order of ionic redius of N^(3-), O^(2-), F^- and Na^+ is -

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  16. What are actinones?

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  17. The elements A, B and C have atomic numbers Z -2, Z and Z +1 respecive...

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  18. The elements A, B and C have atomic numbers Z -2, Z and Z +1 respecive...

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  19. Why do transition elements have a greater tendency to form co-ordinate...

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  20. Give four defects of 'Mendeleev's periodic table.

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