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Second period ends with ....

Second period ends with __________.

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Anomalous Properties Of Second Period Elements|Diagonal Relationship|Periodic Trends And Chemical Reactivity|Exercise Questions|Summary

CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise very short
  1. The electronic configuration of Re^(3+) is (Xe)4f^(14)5d^(4), the numb...

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  2. Lother Meyer atttempts to classify the elements by plotting graph betw...

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  3. Second period ends with .

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  4. The first transition series is called transition series.

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  5. Why do alkali metals have lowest ionisation energy?

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  6. Why are lanthanides and actinides place at the bottom of the periodic ...

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  7. How do the basicity and solubility in water vary from Be(OH)(2) to Ba(...

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  8. Why are cations smaller than neutral atom?

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  9. Why are anions bigger than neutral atom?

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  10. Which is the smallest among Na^(o+),Mg^(2+),Al^(3+), and why?

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  11. Which has the largest ionic radius Ca^(2+),Mg^(2+),Ba^(2+)?

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  12. Define (a) metallic radius and (b) van der Waals radius.

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  13. Electronegativity

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  14. How does electronegativity move (a) down the group and (b) across the ...

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  15. Write general electronic configuration of p-block elements.

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  16. What is the nature of oxides formed by most of p-block elements?

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  17. Indentify the atom or ion which has larger radius in each of the follo...

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  18. Among the elements , Li, K, Ca, Cl and Kr, the element K has the lowes...

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  19. Which of the following pairs of elements would you expect to have lowe...

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  20. Why does the first ionisation energy increase as we go from left to ri...

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