CHEMICAL BONDING

1. Phosphorus belongs to third period of Group VA. How many electrons it needs to complete its valence shell.

 
 
 
 

2. Which of the following atoms obey duplet rule?  O2

 
 
 
 

3. Which of the following atoms will not form cation or anion.

 
 
 
 

4. Which of the following atoms will form cation.  Atomic Number

 
 
 
 

5. In the formation of AIFs, aluminum atom loses, _________ electrons.

 
 
 
 

6. Which of the following atoms will form an ion of charge -27

 
 
 
 

7. Which of the following is not true about the formation of Na₂S:

 
 
 
 

8. Silicon belongs to Group IVA. It has, ______ electrons in the valence Shell

 
 
 
 

9. Identify the covalent compound

 
 
 
 

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