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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