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The atomic number of an elemtn Z is 9. W...

The atomic number of an elemtn Z is 9. Which of the following statements about the molecule of Z is correct ?

A

It is a noble gas which is mono-atomic

B

It is a monoatomic metal

C

It is diatomic covalent molecule

D

It is diatomic ionic molecule

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BEYOND PUBLICATION-CHEMICAL BONDING-EXERCISE
  1. What is the crystal structure of NaCl ?

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  2. Ionic bond is formed between atoms of elements with electronegativity ...

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  3. The atomic number of an elemtn Z is 9. Which of the following statemen...

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

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

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

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

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

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

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

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  11. Factors effecting the formation of the ionic bond

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

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

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

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  15. Sodium atoms and sodium ions

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  16. When sodium reacts with chlorine.

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  17. Metal atoms tend to form

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

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  19. Which of the following is the most reactive ?

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

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