Different Expression for Solubility Products

Different Expression for Solubility Products

(i) Electrolyte of type AB (1 : 1 type salt) e.g.,

 ; ;

(ii) Electrolytes of type(1:2 type salt) e.g.,

 ⇌

;; 

 

(iii) Electrolyte of type A2B (2 : 1 type salt) e.g.,

 ⇌

;;

(iv) Electrolyte of type (2 : 3 type salt)

e.g.,  

 ; ;  

 ;

(v) Electrolyte of type (1 : 3 type salt)

 e.g.,

 ;

; .

(3) Criteria of precipitation of an electrolyte : When Ionic product of an electrolyte is greater than its solubility product, precipitation occurs.

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