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IF lanthanides and actinides are ins...

IF lanthanides and actinides are inserted within the table . Imagine how the table would be ?

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Why are lanthanides and actinides placed separately at the bottom of the periodic table ?

VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. The densities of calcium (ca ) and barium (Ba ) are 1.55 and 3.5...

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  2. All akali metals are solids but hydrogen is a gas with diatomic...

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  3. IF lanthanides and actinides are inserted within the table . Im...

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  4. Do you know why Newlands proposed the law of octaves ? Explain...

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  5. Why did Mendeleeff had to leave certain blank spaces in his per...

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  6. What is your understanding about Ea (2 ) O(3 ) , EsO(2) ?

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

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  8. The calculated electron gain enthaly values for alkaline earth m...

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  9. Do you think Newland's law of octaves is correct ? Justify .

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

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  11. The second period element , for example , for example 'F' has ...

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  12. Observe the following table and Fill it . Observations ...

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  13. Observe the following table and Fill it . Observations ...

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  14. What is atomic number ?

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  15. Consider the following elements of third period of modern periodic ta...

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  16. How does the valency vary on going down a group ?

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

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  18. Imagine , which one in each of the following pairs is large in...

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  19. Imagine , which one in each of the following pairs is large in...

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  20. Which one in each of the following pairs is larger in size? S^(2-),Cl^...

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