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MCQ on complexometric titrations: Page-6

Calculate the solubility product of a salt with molecular formula M2X.
solubility product m2x

(A) 2 x 10 -8 M

(B) 1 x 10 -8 M

(C) 4 x 10 -12 M

(A) (D) 2 x 10 -12 M

The sutured concentration of metal ion M in the above salt solution is

(A) 1 x 10 -8 M

(A) (B) 2 x 10 -8 M

(A) (C) 4 x 10 -8 M

(D) 2 x 10 -4 M

The sutured concentration of X in the above salt solution is

(A) 1 x 10-4 M

(B) 2 x 10 -8 M

(C) 4 x 10 -12 M

(D) 2 x 10 -4 M

If HCl is added to sparingly soluble salt like silver phosphate, the solubility of later

(A) Increases

(B) Decreases

(C) No effect

(D) Not predictable

The above is due to

(A) Common ion

(B) Weak base in salt

(C) Weak acid in salt

(D) Strong acid in salt