Q1ChemistryUnit 7: Redox Reactions and Electrochemistry
Which of the following statement (s) differentiate between electrochemical
cell and electrolytic cell? This question has multiple correct options
Chemistry · JEE
Easy Electrochemical cells: Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half-cell and cell reactions MCQs for JEE
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Syllabus context
Part of Redox Reactions and Electrochemistry in JEE Main Chemistry.
- Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number and balancing of redox reactions
- Electrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities and their variation with concentration, Kohlrausch's law and its applications
- Electrochemical cells: Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half-cell and cell reactions
- Emf of a Galvanic cell and its measurement, Nernst equation and its applications, relationship between cell potential and Gibbs' energy change
- Dry cell and lead accumulator, fuel cells
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Q2ChemistryUnit 7: Redox Reactions and Electrochemistry
A half cell reaction is one which:
Q3ChemistryUnit 7: Redox Reactions and Electrochemistry
The reduction potential of an electrode can be increased by:
Q4ChemistryUnit 7: Redox Reactions and Electrochemistry
The e.m.f. of the cell \begin{tabular}{l|c||c|c}
& & \\
& &
\end{tabular} \mid is
The for HOCN is :
Q5ChemistryUnit 7: Redox Reactions and Electrochemistry
Cathodic standard reduction potential
minus anodic standard reduction
potential is equal to:
Q6ChemistryUnit 7: Redox Reactions and Electrochemistry
Assertion
In electrochemical cell, we can not use
KCl in the salt bridge if anodic or
cathodic compartment consists of
or ion.
Reason
Salt bridge is employed to maintain the electrical neutrality and to minimize the liquid-liquid junction potential.
Q7ChemistryUnit 7: Redox Reactions and Electrochemistry
The oxidation potential of a hydrogen
electrode at and is:
Q8ChemistryUnit 7: Redox Reactions and Electrochemistry
The for in volt is
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Popular questions in Electrochemical cells: Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half-cell and cell reactions
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