Assertion (A) For a galvanic cell, oxidation takes place at anode and reduction at cathode.
Reason (R) Electrons in the external circuit move from anode to cathode
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true, but R is not the correct explanation of A
C. A is true, but R is false
D. A is false, but R is true
Answer: Option B
Related Questions on Thermochemistry
A. physical change
B. reduction reaction
C. endothermic reaction
D. exothermic reaction
Which law of the thermochemistry introduces the concept of entropy?
A. Second Law
B. Zeroth Law
C. Third Law
D. First Law
Which of the following is a closed system?
A. Jet engine
B. Tea placed in steel kettle
C. Pressure cooker
D. Rocket engine during propulsion
The entropy of perfectly crystalline solid at absolute zero is
A. positive
B. negative
C. Zero
D. not definite

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