Electrochemistry part 1

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NCERT Class 12 Chemistry Chapter-wise Solutions

1.  The Solid State
2. Solutions
3. Electrochemistry
4. Chemical Kinetics
5. Surface Chemistry
6. General Principles and Processes of Isolation of Elements
7. The p-Block Elements
8. The d-and f-Blocks Elements
9. Coordination Compounds
10. Haloalkanes and Haloarenes
11. Alcohols, Phenols and Ethers
12. Aldehydes, Ketones and Carboxylic Acids
13. Amines
14. Biomolecules
15. Polymers
16. Chemistry in Everyday Life

CHAPTER THREE ELECTROCHEMISTRY

• 3.1 Electrochemical Cells
• 3.2 Galvanic Cells
• 3.3 Nernst Equation
• 3.4 Conductance of Electrolytic Solutions
• 3.5 Electrolytic Cells and Electrolysis
• 3.6 Batteries
• 3.7 Fuel Cells
• 3.8 Corrosion

NCERT Solutions class 12 Chemistry ElectroChemistry part 1

1. Arrange the following metals in the order in which they displace each other from the solution of their salts. Al, Cu, Fe, Mg and Zn

2. Given the standard electrode potentials,

,

3. Depict the galvanic cell in which the reaction takes place. Further show:

(i) Which of the electrode is negatively charged?

(ii) The carriers of the current in the cell.

(iii) Individual reaction at each electrode.

4. Calculate the standard cell potentials of galvanic cells in which the following reactions take place:

(i)

(ii)

Calculate the ¸ and equilibrium constant of the reactions.

5. Write the Nernst equation and emf of the following cells at 298 K:

(i)

(ii)

(iii)

(iv)

6. In the button cells widely used in watches and other devices the following reaction takes place: Determine andfor the reaction.

7. Define conductivity and molar conductivity for the solution of an electrolyte. Discuss their variation with concentration.

8. The conductivity of 0.20 M solution of KCl at 298 K is . Calculate its molar conductivity.

9. The resistance of a conductivity cell containing 0.001M KCl solution at 298 K is. What is the cell constant if conductivity of 0.001M KCl solution at 298 K is .

 covers both organic and inorganic chemistry. Please note that CBSE has reduced the syllabus for class 12 Chemistry. So, you must check the latest syllabus of CBSE while going through the NCERT solution of any chapter given in the class 12 NCERT book.