ANSWERS OF NUMERICAL PROBLEMS MUST END WITH PROPER. UNITS. • QUESTIONS . Differences between electrochemical reaction and electrolysis. Electrochemistry Problems. 1). Given the E° for the following half-reactions: Cu. +. + e. -. → Cu°. E°red = V. Cu. 2+. + 2e. -. → Cu°. E°red = V. What is E°. Ten things to know before working electrochemistry problems: 1. Oxidation- Reduction Reactions. Every electrochemical reaction must involve a chemical system.

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The negative electrode is in contact with a solution of 10 -6 M H ion.

Practice Questions(Solved) – Electrochemistry, Class 12, Chemistry Class 12 Notes | EduRev

Our IITian faculty will contact you in 1 working day. Calculate the volume of chlorine gas liberated at the electrode at NTP. Get Free Sample Now. The half cell reaction is: Download EduRev app here for Class 12 preparation.


Practice Questions(Solved) – Electrochemistry, Class 12, Chemistry

Thus, there will be no change in conc. On what factors does the value of slope depend? Thus molar ratio is: D It is the case of attacked electrodes that is Anode: A Zn cannot replace hydrogen from acids B Zn is reducing agent.

MOB20 View Course list. Corrosion Corrosion Table of Content Introduction to One molecule of the salt gives Fe 22Al 34SO 4 -2 ions.

Note electrolysis of NaCl aq. Share with a friend.

Density of Ag is Zn s Cu 2 aq Zn 2 aq Cu sii Determine the slope of the graph. Identify the only incorrect statement electrocuemistry the quantitative estimation of aqueous Fe NO 3 2. The equivalent conductivity of the salt at infinite dilution is. If ionic conductances of Na and Cl – ions at the same temperature are The cell electrochemistr will be A 2.

Assume the volume of the solution remains constant during electrolysis. The emf of the cell is A 0.

Match experimental value with the theoretical value. What will be the molarity of solution at the end of electrolysis? The resistance of 0. B atomic weight 27 and C atomic weight 48 were electrolysed under identical condition using the same quantity of electricity. Thus, L O 2 requires Rs x for its production. Calculate the degree of dissociation of NaCl solution. Calculate the gases evolved electrochemistryy NTP during the entire electrolysis.


The electrode reactions are: If the atomic masses of X and Y are in the ratio of 2: Calculate the degree of dissociation of NaCl solution Sol. The products formed at either electrode is given in terms of Faraday’s laws of electrolysis i.

The oxidation state of the metal in the metal salt is: