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Which of the following statements about ...

Which of the following statements about the element X whose atomic number is 14 is wrong ?

A

The electronic configuration of X is 2,8,7

B

It is an electronegative element

C

It forms an ionic chloride

D

It is a semi metal

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BEYOND PUBLICATION-CHEMICAL BONDING-EXERCISE
  1. The atomic number of an elemtn Z is 9. Which of the following statemen...

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  2. The electronic configuration of Selinium is 2, 8 , 18, 6. Which of us ...

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  3. Which of the following statements about the element X whose atomic num...

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  4. Which of the following statements about an element A whose atomic numb...

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  5. Which of the following statements about an element whose atomic number...

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  6. Which of the following statements is corect about the element which co...

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  7. Valency expresses… total electrons in valence shell of an atom. at...

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  8. Which of the following compounds are covalent ? A) H2 b) Cao c) CHCl3 ...

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  9. Factors effecting the formation of the ionic bond

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  10. Which of the following elements ar electropositive ?a) Sodium b) Potas...

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  11. The following are some statements about the characteristics of covalen...

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  12. What are true about Lewis dot structures of molecules ? Each bond is...

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  13. Sodium atoms and sodium ions

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  14. When sodium reacts with chlorine.

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  15. Metal atoms tend to form

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  16. If the element can lose an electron readily, they are said to be

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  17. Which of the following is the most reactive ?

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  18. An element reacts with oxygen to give a compound with a high melting p...

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  19. How do valence electrons are showed in the lewis structure ?

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  20. The elements with three or less than three electrons in the outer shel...

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