If you are preparing for CBSE Class 12 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 12 Chemistry Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 12 Chapter 3 Electrochemistry with Answer Keys.
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 1:
The flow of current in an electrolyte is due to the movement of
Option A : Electrons
Option B : Protons
Option C : Ions
Option D : None of these
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Option C : Ions
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 2:
Metallic conductors conduct electricity through the movement of
Option A : Ions
Option B : Metal atoms
Option C : Free Electrons
Option D : None of these
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Option C : Free Electrons
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 3:
The unit of specific conductor(K) is
Option A : Ω cm
Option B : Ω-1 cm
Option C : Ω-1 cm-1
Option D : Ωcm–1
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Option C : Ω-1 cm-1
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 4:
Conductance is the reciprocal of
Option A : Specific resistance
Option B : Resistance
Option C : Current
Option D : Concentration
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Option B : Resistance
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 5:
On increasing the dilution, the specific conductance
Option A : Increases
Option B : Decreases
Option C : Remains constant
Option D : None of these
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Option B : Decreases
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 6:
Strong electrolytes are those which
Option A : Dissolve readily in water
Option B : Conduct electricity
Option C : Dissociate into ions even at high concentration
Option D : Dissociate into ions at high dilution
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Option C : Dissociate into ions even at high concentration
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 7:
The conductivity of an electrolyte depends on the
Option A : Molecular mass of the electrolyte
Option B : Boiling point of the solvent
Option C : Volume of the solvent
Option D : Degree of ionisation
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Option D : Degree of ionisation
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 8:
Which of the following statement is true ?
Option A : When an aqueous solution of NaCl is electrolysed, Sodium metal is deposited at cathode.
Option B : There is no difference between specific conductivity and molar conductivity
Option C : Silver nitrate solution can e stored in a copper container
Option D : The addition of liquid bromine to iodine solution turns it violet
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Option D : The addition of liquid bromine to iodine solution turns it violet
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 9:
In a lead storage battery
Option A : Pb is oxidized to PbSO4 at the anode
Option B : PbO2 is reduced to PbSO4 at the cathode
Option C : Both electrode are immersed in the same aqueous solution of H2SO4
Option D : All of the above are true
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Option D : All of the above are true
MCQ Questions for Class 12 Chemistry Chapter 3 Question No 10:
Rusting of Iron
Option A : A decomposition process
Option B : A photochemical process
Option C : An electrochemical process
Option D : A reduction process
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Option C : An electrochemical process
