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MCQ on complexometric titrations: Page-1

Back titration of EDTA is used in all of the following conditions EXCEPT
insoluble complexes

(A) Q,R

(B) P,S

(C) R

(D) Q

Disodium salt of EDTA is

(A) Hexadentate

(B) Monodentate

(C) Bidentate

(D) Tetradentate

In formation of complexes with metals, ligand may be act as
cation

(A) Q,S

(B) P,R

(C) P,Q

(D) R,S

Water acts as

(A) Monodentate

(B) Bidentate

(C) Tetradentate

(D) Hexadentate

The formal charge of the hexacyanaoferrate is

(A) -6

(B) -3

(C) +3

(D) +6