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MCQ on redox titrations: Page-1

Which of the following is a sensitive self indicator

(A) P

(B) Q

(C) R

(D) S

cerium sulfate

(A) Cerium sulfate

(B) l,l0-phenanthroline-iron(II) ion

(C) Iodine

(D) Diphenylamine

By convention, standard electrode potential is taken as

(A) Oxidation potential

(C) Reduction potential

(C) Both

(D) None of the above

The oxidation state of Mn in KMnO 4 is

(A) 3

(B) 2

(C) 5

(D) 7

High equilibrium constant of a redox cell indicates

(A) Spontaneous reaction

(B) Slow reaction

(C) Incomplete reaction

(D) Complete reaction

All of the following are oxidation, except

(A) Gain of oxygen

(B) Loss of proton

(C) Increase in oxidation state

(D) Loss of electrons