B. Pharmacy First year, first year

1. REDOX TITRATION
B . P H A R M A C Y S E C O N D Y E A R
B Y: S H A L I N I K E S H AV R A O D H AWA L E
D . K . P A T I L I N S T I T U T E O F P H A R M A C Y
S A Y A L R O A D L O H A , N A N D E D .

2. 1. In ……..Titration both oxidation and reduction
reaction occurs simultaneously
A)Redox Titration
B)Complexometric Titration
C)Acid Base Titration
D)Precipitation Titration
Ans: A) Redox Titration
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3. 2. Redox potential is calculated at….
A) Before equivalence point
B) At equivalence point
C) After equivalence point
D) All of above point
Ans: A) Before equivalence point
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4. 3. The electrode at which redox half reaction
takes place is called
A)Indicator electrode
B)Reference electrode
C)Standard electrode
D)All of the above
Ans: A) Indicator Electrode
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5. 4. If the titrant or titrate has its own dark colour
it can be used to detect end point is known as
A)Redox Indicator
B)Self Indicator
C)Starch indicator
D)Both A and B
Ans: B) Self Indicator
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6. 5. A………is an indicator which undergoes a
definite colour change at a specific electrode
potential
A)Redox Indicator
B)Self Indicator
C)Starch Indicator
D)Both A and B
E)Ans: A) Redox Indicator
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7. 6. Iodometric titrations are not used for
A)Determination of KIO3
B)Determination of kmno4
C)Determination of copper sulphate
D)Determination of phenol
Ans: D) Determination of phenol
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8. 7. The titration in which ceric ammonium
sulphate is used as powerful oxidising agent is
called
A)Iodometry
B)Bromometry
C)Dichromometry
D)Permagnometry
Ans: C) Dichromometry
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9. 8. By convection, standard electrode
potential is taken as
A)Oxidation Potential
B)Reduction potential
C)Both
D)None
Ans: Reduction Potential
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10. 9. High equilibrium constant of redox cell
indicates
A)Spontaneous reaction
B)Slow reaction
C)Incomplete reaction
D)Complete reaction
Ans: D) Complete reaction
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11. 10. In an electrochemical cell reduction takes place
at
A)Anode
B)Cathode
C)Salt bridge
D)It depends upon
Ans: B) Cathode
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