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Recent questions tagged redox reactions & electrochemistry
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Which of the following chemical reactions depicts the oxidising behaviour of H2SO4?
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Mar 30, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
jee
jee mains
redox reactions
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Identify the redox reaction taking place in a beaker.
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Mar 26, 2019
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Chemistry
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kratos
basic concepts of chemistry
electrochemistry
redox reactions & electrochemistry
class-11
jee
redox reaction
jee mains
chemical calculations
redox reactions
class-12
electro chemistry
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Calculate molar conductance of acetic acid using appropriate molar conductances.
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Mar 25, 2019
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Chemistry
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kratos
neet
electrochemistry
redox reactions & electrochemistry
aiims
jee
class-12
electro chemistry
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In a cell that utilizes the reaction Zn(*) + 2H^+(aq) → Zn^2+(aq) + H2(g) addition of H2SO4 to cathode compartment, will
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Mar 24, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
class-11
jee
redox reaction
jee mains
redox reactions
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For a cell reaction involving a two-electron change, the standard e.m.f. of the cell is found to be 0.295V at 25°C.
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Mar 20, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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The highest electrical conductivity of the following aqueous solutions is of
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Mar 18, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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The standard cell potential for Zn|Zn^2+ ||Cu^2+|Cu is 1.10 V. When the cell is completely discharged,
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Mar 17, 2019
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Chemistry
by
kratos
neet
redox reactions & electrochemistry
aiims
jee
kvpy
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Amount of oxalic acid present in a solution can be determined by its titration with KMnO4, solution in the presence of H2SO4 .
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Mar 16, 2019
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Chemistry
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kratos
some basic concepts of chemistry
cbse
redox reactions & electrochemistry
class-11
jee
stoichiometry
mole concept
jee mains
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chemical kinetics
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The E°M^3+/ M^2+ values for Cr, Mn, Fe and Co are – 0.41,
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Mar 14, 2019
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Chemistry
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kratos
transition metals including lanthanides
redox reactions & electrochemistry
upsee
jee
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The Gibb'* energy for the decomposition of Al2O3 at 500°C is as follows :
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Mar 13, 2019
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Chemistry
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kratos
neet
electrochemistry
redox reactions & electrochemistry
jee
jee mains
redox reactions
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The standard electrode potential E and its temperature coefficient (dE/dT) for a cell are 2V and –5 × 10^–4 VK^–1 at 300K respectively.
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Mar 9, 2019
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Chemistry
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kratos
electrochemistry
jee main 2020
redox reactions & electrochemistry
jee
redox reaction
jee mains 2019
jee mains
class-12
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Given E°Cr+3/Cr=-0.72V,E°Fe+2/Fe=-0.42V.The potential for the cell Cr/Cr+3(0.1M)//Fe+2(0.01M)/Fe is
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Mar 7, 2019
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Chemistry
by
kratos
neet
electrochemistry
redox reactions & electrochemistry
class-11
jee
redox reaction
jee mains
class-12
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1
answer
For a cell reaction involving a two-electron change, the standard e.m.f. of the cell is found to be 0.295V at 25°C.
asked
Mar 7, 2019
in
Chemistry
by
kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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1
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Conductivity (unit Siemen'* *) is directly proportional to area of the vessel and the concentration of the solution
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Feb 22, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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1
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Standard reduction electrode potentials of three metals A, B and C are +0.5V, –3.0V and –1.2V respectively.
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Feb 18, 2019
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Chemistry
by
kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
redox reactions
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1
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Why in the redox titration of KMnO4 vs oxalic acid, we heat oxalic acid solution before starting the titration?
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Feb 10, 2019
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Chemistry
by
kratos
some basic concepts of chemistry
jee main 2021
redox reactions & electrochemistry
class-11
jee
jee mains
jee main
chemical kinetics
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The reduction potential of hydrogen half-cell will be negative if
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Jan 29, 2019
in
Chemistry
by
kratos
redox reactions & electrochemistry
jee
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1
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In a cell that utilizes the reaction Zn(*) + 2H^+(aq) → Zn^2+(aq) + H2(g)
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Jan 20, 2019
in
Chemistry
by
kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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1
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When during electrolysis of a solution of AgNO3 , 9650 coulombs of charge pass through the electroplating bath,
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Jan 17, 2019
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Chemistry
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kratos
electrochemistry
redox reactions & electrochemistry
jee
redox reaction
jee mains
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The molar conductivities Λ°NaOAc and Λ°HCl at infinite dilution in water at 25°C are 91.0.
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Jan 14, 2019
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Chemistry
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kratos
neet
electrochemistry
jee main 2021
redox reactions & electrochemistry
jee
jee mains
jee main
redox reactions
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