Worksheetselectrochemistry
Total questions: 15
Worksheet time: 6mins
Electrochemistry is
Study of electron in atom
Study of electricity in molecules
The relationship between chemical reactions and electricity
the study of electrons moving from one a tom to another
An oxidizing agent will
increase in mass
lose electrons
be reduced
increase in oxidation number
Oxidation-reduction reactions occur because of the competition between particles for
electrons
positrons
protons
neutrons
Galvanic cells convert
mechanical energy in to electrical energy
potential energy in to electrical energy
electrical energy in to chemical energy
chemical energy in to electrical energy
An electrolytic cell uses electrical energy to drive
chemical reaction
physical reaction
no reaction
none of above
Applications of Kohlrausch’s law
Determination of Dissociation constant
Degree of dissociation
Solubility of sparingly soluble salts
All the above
EO represents
Single electrode potential
Standard electrode potential
Standard hydrogen electrode
None
In electrochemical cell, oxidation takes place at
Right
Left
Top
Bottom
In electrochemical cell, reduction takes place at
Right
Left
Top
Bottom
cathode is the electrode where
reduction takes place
oxidation takes place
either reduction or oxidation
none of these
Zn/Zn+2 // Cu+2/Cu
