Chemical Bonding

Which of the following atoms will form an ion of charge -2?

 
 
 
 

In the formation of AlF₃, the aluminum atom loses_______ electrons.

 
 
 
 

Identify the covalent compound.

 
 
 
 

Which of the following atoms obey the duplet rule?

 
 
 
 

Phosphorus belongs to the third period of Group VA. How many electrons does it need to complete its valence shell?

 
 
 
 

Silicon belongs to Group IVA. It has _ electrons in the valence shell.

 
 
 
 

Which of the following is not true about the formation of Na₂S?

 
 
 
 

Which of the following atoms will form a cation?

 
 
 
 

Which of the following atoms will not form a cation or anion?

 
 
 
 

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