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Name the following: The element with el...

Name the following:
The element with electronic configuration (2,7).

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Answer the following questions: Identify the electronic configuration of the inert gas elements, third row elements,seventeen group elements,second group elements: (2,8,2) (2,8,8) (2,8,1) (2,7) (2,2) (2,8) ( 2,8,7)

Answer the following questions: Deending on electronic configuration the properties of elements vary in different periods. Explain why?

Answer the following questions: Depending on electronic configuration the properties of the elements vary in different groups . Explain why ?

Assign the position of the element having outer electronic configuration (n - 1 ) d^2ns^2 for n = 4

Assign the position of the element having outer electronic configuration ns^2np^4 for n = 3

Assign the position of the element having outer electronic configuration (n - 2) f^7 (n - 1) d^1 ns^2 for n = 6 in P.T.

In the long form of periodic table, element with outer electronic configuration ns^2 , np^3 are placed in the column.

Answer the following questions: Write down the electronic configuration of the following elements from the given atomic numbers. Answer the following question with explanation. Which of these elements belong to the period 3?

NAVNEET PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-EXERCISE
  1. Name the following: Halogen in the period 3. .

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  2. Name the following: Three nonmetallic elements in the period 2.

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  3. Name the following: The element with electronic configuration (2,7).

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  4. Name the following: The elements in periods 2 and 3 having stable ele...

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  5. Name the following: The three metals in the third period of the moder...

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  6. Name the following: The names of blocks in modern periodic table.

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  7. The atom having the smallest size.

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  8. The atom having the smallest atomic mass .

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  9. The most electronegative atom

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  10. The noble gas with the smallest atomic radius

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  11. The most reactive nonmetal

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  12. An element has its electron configuration as 2,8,2. Answer the followi...

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  13. An element has its electron configuration as 2,8,2. Answer the followi...

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  14. An element has its electron configuration as 2,8,2. Answer the followi...

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  15. An element has its electron configuration as 2,8,2. Answer the followi...

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  16. An element has its electron configuration as 2,8,2. Answer the followi...

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  17. An element has its electron configuration as 2,8,8,2. Now answer the f...

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  18. An element has its electron configuration as 2,8,8,2. Now answer the f...

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  19. An element has its electron configuration as 2,8,8,2. Now answer the f...

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  20. Answer the following questions: State Dobereiner's law of triads givi...

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