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Solution: Which of the following ions forms the fewest insoluble salts? a. Al3+ b. Cl- c. NH4+ d. OH- e. Mg2+

Problem

Which of the following ions forms the fewest insoluble salts? 

a. Al3+ 

b. Cl- 

c. NH4+ 

d. OH- 

e. Mg2+


Solution

According to the Solubilty Rules, Rule 1 states that any ionic compound that contain Group IA ions or NH4will always be soluble

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