Tardigrade
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Tardigrade
Question
Chemistry
Assertion (A) Mercury cells give a constant voltage throughout its life. Reason (R) Electrolyte KOH is not involved in the reaction.
Q.
Assertion (A)
Mercury cells give a constant voltage throughout its life.
Reason (R)
Electrolyte
K
O
H
is not involved in the reaction.
649
146
Electrochemistry
Report Error
A
Assertion and Reason both are correct and Reason is the correct explanation of Assertion.
B
Assertion and Reason both are correct but Reason is not the correct explanation of Assertion.
C
Assertion is correct but Reason is incorrect.
D
Assertion is incorrect but Reason is correct.
Solution:
Mercury cell gives the constant voltage throughout its life because the overall reaction does not involve any ion in the solution, concentration of which charges during its whole life.