The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from this chapter if you will keep the following terms / question in your mind while studying
- Definition of electrochemistry electrolysis
- Why the study of electrochemistry is important?
- Basic function of Galvanic cell/ voltaic cell
- How current flows in the electrolytic solution and name the species responsible for the same
- Nature of the anode sign (+/-) in a galvanic cell
- Daniell cell has an electrical potential equal to 1.1 V . Study the movement of electrons/ ions and the deposition of metal on their respective electrodes when (i)Eext = 1.1 V , (ii)Eext < 1.1 V and (iii)Eext > 1.1 V
- Concept of half cell / redox couple and when an electrode potential will said to be slandered electrode potential
- How anode and cathode get the +ve and –ve potential with respect to the solution
- Definition of cell potential its application in numerical
- Definition of electromotive force (emf)
- A good practice on writing the half cell balanced reaction and analyzing whether the reaction is of oxidation or reduction
- Significance of salt bridge
- Concept of standard hydrogen electrode and calculation of emf by using the formula
- How would you determine the standard electrode potential of the system Mg2+|Mg?
- A good analysis of electrochemical series interms of position of elements and their emf
- Significance of +ve and –ve Eo
- Good study about the preferential discharge theory
- Derivation of Nernst equation step by step and get a connectivity of formulae for the numerical purpose
- Nurnst equation for a chemical reaction
- Represent the cell in which the following reaction takes place
Mg(s) + 2Ag + (0.0001M) -----> Mg2+ (0.130M) + 2Ag(s)
Calculate its E(cell), if (cell) EV = 3.17 V.
- Relation of equilibrium constant with Nurnst equation
- Calculate the equilibrium constant of the reaction:
Cu(s) + 2Ag +(aq) -------> Cu2+(aq) + 2Ag(s)
E0 (cell) = 0.46 V
- Concept and definition of Gibbs energy
- Relation between Gibbs energy with Nurnst equation
- Formula to calculate the standard Gibbs energy equilibrium constant
- Calculate the potential of hydrogen electrode in contact with a solution whose pH is 11.
- Write the whole equations for the electrolysis of the following and mention the species that are collected on anode and cathode
- CuSO4 by using Pt- Electrode
- Molten PbBr2 using Pt- Electrode
- AgNO3 by using Ag electrode
- What is the quantitative relationship between charge and deposited amount? Or describe the Faraday’s first law
- Definition of electrochemical equivalent (z). It depends on mass or not. It is an intensive property or not
- Define the faraday law for the gaseous electrolytic product
- Fined the weight of Cu deposited due to the electrolysis of CuSO4(aq)By passing 965 coulomb of charge
- Fined the amount of chlorine evolved at anode due to electrolysis of aq. NaCl by passing 965 coulomb of charge. And also fined the volume of hydrogen evolved
- Calculation of weight deposited at electrode when dimension of electrode is given
- What is current efficiency? Describe the formula for the same
- A current of 4 amp. Is passed for 1.5 Hr through a solution of CuSO4 and then 3.2 gm Cu is deposited .Fined the current efficiency
- Define the Faraday’s second law and how it is useful for the numerical
- Calculation of number of Faraday required to deposit one mole of substance at respective electrode or to oxidize/ reduce one mole of any substance
- What are the applications of electrolysis?
- Define electroplating with it aim
- How electrolysis is useful in purification of metals
- Define conductance and conductivity
- What is specific conductance or conductivity?
- What is the effect of dilution on specific conductivity?
- What is cell constant? Formula to calculate the cell constant
- Equivalent conductance and its unit
- Relation between molar conductance and equivalent conductance
- kohlrausch law or law of independent migration of ions and it application
- If the molar conductivity at infinite dilution of NaCl, HCl and CH3COONa are 126.6, 426.1 and 91.00 Ohm-1 Cm2 gm Eq-1. What will be the molar conductivity of CH3COOH
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