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(a) How does the tendency to lose electr...

(a) How does the tendency to lose electrons change as we go down in group 1 of the periodic table? Why does it change this way?
(b) How does the tendency to gain electrons change as we go down in group 17 of the periodic table? Why does it change this way?

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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise
  1. (a) What is the main characteristic of the last elements in the perio...

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  2. (a) How does the atomic size vary on going down form top to bottom in ...

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  3. (a) How does the tendency to lose electrons change as we go down in gr...

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  4. (a) Why does the side of the atoms progressively become smaller when w...

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  5. (a) In the modern Periodic Table, why does cobalt with higher atomic m...

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  6. (a) Explain why the first period of the modern periodic table has only...

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  7. (a) What is a group in the periodic table in which part of a group wou...

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  8. Which of the following statements is not a correct statement about the...

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  9. The electronic configuration of the atom of an element X is 2,8,4. In ...

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  10. The atomic number of an element is 20. In modern periodic table, this ...

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  11. Five elements A, B, C, D and E have atomic numbers of 2, 3, 7, 10 and ...

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  12. The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 ...

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  13. Which of the following elements would lose an electron easily ?

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  14. Which of the following elements does not lose an electron easily ?

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  15. Where would you locate the element with electronic configuration 2,8 i...

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  16. An element which is an essential constituent of all organic compounds ...

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  17. Which of the following is the valence shell for the elements of second...

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  18. The element which has the maximum number of valence electrons is:

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  19. The correct increasing order of the atomic radii of the elements oxyge...

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  20. The atomic numbers of the elements Na, Mg, K and Ca are 11,12,19 and 2...

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