Question

write the molecular formulae of the compounds that can be formed by the combination of the ions (a) Cu2+ and Cl- (b) Na+ and No3- (c) Fe3+ and SO42+ (d) Fe3+ and Cl-​

Answer 1

Answer: ANSWER

Compounds are formed by the combination of cation and anion.

On combining all the possible positive ions with negative ions, we get

CuCl  

2

​  

,CuSO  

4

​  

,NaCl,Na  

2

​  

SO  

4

​  

,FeCl  

3

​  

,Fe  

2

​  

(SO  

4

​  

)  

3

​  

Explanation:

Answer 2

Answer:

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