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What do you mean by element family ?...

What do you mean by element family ?

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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. What is meant by first ionization energy ?

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  2. What is meant by second ionization energy ?

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  3. What do you mean by element family ?

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  4. Give the outer orbit general electronic configuration of (a) Noble g...

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  5. Give the outer orbit general electronic configuration of (b) Represe...

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  6. Give the outer orbit general electronic configuration of (c ) Transi...

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  7. Give the outer orbit general electronic configuration of (d) Inner t...

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  8. What is a triad?

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  9. Chlorine bromine , iodine are Dobereiner's triads .How do you ju...

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  10. Why are lanthanides and actinides placed separately at the bot...

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  11. Second ionization energy of an element is higher than its firs...

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  12. Hydrogen can be placed in group 1 and group 17 in the periodic table. ...

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  13. Why do inert gases have zero valency value ?

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  14. Z' element belongs to (second ) 2^(nd) group in the periodical ...

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  15. DO the atom of an element and its ion have same size ?

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  16. Which one between Na and Na^(+) would have more size ?

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  17. What are representative elements? Give their valence shell configurati...

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  18. Formation of cation is endothermic where formation of anion is ex...

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  19. Different elements exist in different physical states. However only ga...

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  20. Explain the limiation of Mendeeff's periodic table .

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