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Which pair of elements belongs to the sa...

Which pair of elements belongs to the same group ? (atomic numbers are given)

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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. 1s^2 2s^2 is the electronic configuration of which element?

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  2. What is valency of 1s^2 2s^2 2p^6 3s^2 ?

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  3. Which pair of elements belongs to the same group ? (atomic numbers are...

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  4. To which group and period does the element 'D' belong ?

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  5. S- block and p - block elements except 18 th group elements a...

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  6. The electronic configuration of the elements, X, Y and Z are given bel...

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  7. The electronic configuration of the elements X , Y , and Z are ...

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  8. The electronic configuration of the elements, X, Y and Z are given bel...

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  9. State the number of valence electrons , the group number and ...

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  10. State whether the following elements belong to a Group (G ) , Pe...

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  11. Identify the element that has the larger atomic radius in eac...

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  12. Identify the elements that has the lower ionization energy in e...

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  13. How does metallic character change when we move Down a group...

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  14. How does metallic character change when we move Down a group...

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  15. On the basis of atomic numbers predict to which block the ele...

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  16. Using the periodic table , predict the formula of compound form...

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  17. An element has atomic number 19. where would you expect thi...

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  18. How do the positions of elements in the periodic table help you...

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  19. In period 2 element X is to the right of element Y . Then , ...

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  20. In period 2 element X is to the right of element Y . Then , ...

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