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प्रश्न
Write any four applications of electrochemical series
उत्तर
applications of electrochemical series :
1. Oxidizing and Reducing Strengths.
2. Comparison of Reactivities of Metals
3. Calculation of the EMF of the Cell
4. Predicting the Liberation of Hydrogen Gas from Acids by Metals
5. Predicting Feasibility of a Redox Reaction
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संबंधित प्रश्न
On calculating the strength of current in amperes if a charge of 840C (coulomb) passes through an electrolyte in 7 minutes, it will be
- 1
- 2
- 3
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The charge of how many coulomb is required to deposit 1.0 g of sodium metal (molar mass 23.0 g mol-1) from sodium ions is -
- 2098
- 96500
- 193000
- 4196
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Suggest a list of metals that are extracted electrolytically.
How much charge is required for the following reduction:
1 mol of \[\ce{Cu^{2+}}\] to \[\ce{Cu}\]?
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1 mol of \[\ce{MnO^-_4}\] to \[\ce{Mn^{2+}}\]?
Draw neat labelled diagram of electrolytic refining of blister copper
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In the electrolysis of aqueous sodium chloride solution which of the half cell reaction will occur at anode?
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(iii) Oxygen will be released at anode.
(iv) Copper will dissolve at anode.
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(i) Copper will deposit at cathode.
(ii) Copper will dissolve at anode.
(iii) Oxygen will be released at anode.
(iv) Copper will deposit at anode.
Time Required to deposite one millimole of aluminium metal by the passage of 9.65 ampere through aqueous solution of aluminium is
When during electrolysis of a solution of Ag No3, 9650 coulombs of charge pass through the electroplating bath, the mass of silver deposite on the cathode will be:-
The quantity of electricity needed to separately electrolyse 1 M solution of ZnSO4, AlCl3, and AgNO3 completely is in the ratio of ______.
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(Given: Molar mass of Aluminium is 27 g mol−1.)
