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MCQ on complexometric titrations: Page-3

Calculate the molar solubility of the following salt
molar solubility

(A) 21 x 10 -5 M

(B) 1.05 x 10 -5 M

(C) 1.23 x 10 -2 M

(D) 1.02 x 10 -4 M

The solubility product of the salt in the above question will be

(A) 43 x 10 -5 M

(B) 1.21 x 10 -10 M

(C) 1.05 x 10 -10 M

(D) 1.1 x 10 -10 M

EDTA acts as

(A) Chelating agent

(B) Sequestering agent

(C) Both A and B

(D) None of the above

Which of the following acts as a masking agent
copper

(A)Q

(B)R

(C) P,S

(D) Q,R

The effect of increase in temperature on stability complex is

(A) Increase

(B) Decrease

(C) No effect

(D) It depends on ligand