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MCQ on precipitation titrations: Page-1

Calculate the concentration of anion in the saturated solution of the following salt
solubility product

(A) 21 x 10 -10 M

(B) 1.21 x 10 -10 M

(C) 1.05 x 10-5 M

(D) 1.21 x 10 -5 M

Eosin is chemically

(A) Dichlorofluorescein

(B) dichlorotetraiodofluorescein

(C) tetrabromofluorescein

(D) dimethyldiiodofluorescein

In volhard method, the solution filled in to the burette is

(A) Silver nitrate

(B) Ammonium thiocyanate

(C) Ferric thiocyanate

(D) Potassium chromate

The indicator used in Mohr method is
eosin

(A) P

(B) Q

(C) R

(D) S

Which of the following indicator is preferably used for titration of cyanides
dichlorofluorescein

(A) Dichlorofluorescein

(B) fluorescein

(C) Eosin

(D) Diphenylcarbazide