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The element whose electronic configurati...

The element whose electronic configuration is `1s^2 , 2s^2 , 2p^6 , 3s^2`

A

Metakkoid

B

Metal

C

Nobal gas

D

Non-metal

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The correct Answer is:
B
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MBD PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. Which elements has the greatest tendancy to lose electrons ?

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  2. Which element has the highest electronegativity ?

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  3. The element whose electronic configuration is 1s^2 , 2s^2 , 2p^6 , 3s^...

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  4. Which has the smallest size ?

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  5. Which one is most metallic ?

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  6. According to modern periodic law , the chemical properties of elements...

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  7. According to Mendeleev's periodic law the properties of elements were ...

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  8. Atomic number of Cr is 24, then Cr^(3+) will be :

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  9. Which set of elements have nearly the same atomic radii ?

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  10. Among thr following elements, the most electronegativity is :

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  11. Among the following group of element, the one whose element can have p...

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  12. The process requiring the adsorption of :

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  13. Which of the following is Dobereiner traid :

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  14. In III period, the mst acidic oxide is formed by :

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  15. The example of metalloid elements in the periodic table is :

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  16. Manganese belongs to ……… of periodic table:

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  17. Which is more electropositive ?

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  18. The elements X,Y,Z and J have the indicated electron configuration st...

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  19. The correct order of the size of the iodine species is :

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  20. An example of a non-stoichiometric compound is :

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