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MCQ on complexometric titrations: Page-4

Calculate the solubility of the following salt
salt of MX type

(A) 1 x 10 -8 M

(B) 2 x 10-12 M

(C) 4 x 10 -8 M

(D) 1 x 10 -12 M

To the salt solution in the above question, another salt of 0.01 M NaX was added. Now the solubility of salt MX will be

(A) 1 x 10 -5 M

(B) 2 x 10 -22 M

(C) 4 x 10 -8 M

(D) 2 x 10-11 M

Replacement titration is used for

(A) Calcium

(B) Magnesium

(C) Zinc

(D) All of the above

All of the following acts as masking agents, except
iodide

(A) R

(B) Q

(C) P,Q

(D) R,S

In alkalimetric titrations, the titrant is

(A) Iodine

(B) EDTA

(C) NaOH

(D) Magnesium