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Solution


Q.

Which one of the following four metals would be displaced from the solution of its salts by other three metals
1 Mg  
2 Ag  
3 Zn  
4 Cu  

Ans.

(2)

Silver (Ag) metal would be displaced from the solution of its salts by other three metals because silver is less reactive than magnesium (Mg), zinc (Zn) and copper (Cu).