Electrochemistry MCQs with Answers for CBSE Class 8, 9 and 10 Multiple Choice Questions and Answers (MCQs) on electrochemistry quiz answers...
Electrochemistry MCQs with Answers for CBSE Class 8, 9 and 10
Multiple Choice Questions and Answers (MCQs) on electrochemistry quiz answers, chemistry MCQs test for online degree courses like #SSC #UPSE. Practice "electrochemistry Oxidation and Reduction" MCQs, electrochemistry quiz questions and answers for online secondary school classes. Learn electrochemical industries, corrosion and prevention, electrochemical cells test prep for online school courses.
Q1. The process in which substance gains electrons is called
- oxidation
- hydrogenation
- sublimation
- reduction
Q2. On an industrial scale, sodium metal is prepared by electrolysis of fused
- NaOH
- NaCl
- NaO
- NH3
Q3. Corrosion can be prevented by
- Alloying
- Tinning
- Galvanizing
- all of above
Q4. The electrolyte used for tin plating is
- sulphide ore
- stannous sulphate
- hydrogen sulphate
- sodium chloride
Q5. An electrolytic cell uses electrical energy to drive
- chemical reaction
- physical reaction
- no reaction
- biochemical reaction
- hydrogenation
- oxidation
- reduction
- sublimation
- reduced
- hydrogenated
- oxidized
- oxygenated
- -3
- 3
- 0
- 1
- zinc
- calcium
- sodium
- graphite
- battery cell
- galvanic cell
- cell
- chargeable cell
- higher tendency to oxidize
- less tendency to oxidize
- equal tendency to oxidize
- all of above
- transfer of neutrons
- transfer of protons
- transfer of electrons
- all of above
- oxides
- sulphite ores
- carbon ores
- chloride ores
- high current density
- low temperature
- high concentration of metal in electrolyte
- all of above
- mechanical energy
- potential energy
- kinetic energy
- chemical energy
- NaOH
- urea
- glucose
- benzene
- electrolysis
- electroplating
- carbon plating
- none of above
- non spontaneous
- self occurring process
- spontaneous process
- thermodynamic process
- spontaneous redox reaction
- non spontaneous redox reaction
- sublimation reaction
- thermochemical reaction
- 1
- 2
- 3
- 0
- electrolytic cells
- battery cells
- Daniel cells
- John cells
- steel
- oxygen
- zinc
- carbon
- chlorine gas
- hydrogen gas
- sodium hydroxide
- all of above
- reducing agent
- oxidizing agent
- hydrogen
- sublime
- oxidized
- reduced
- hydrogenated
- sublimated
- oxidation
- reduction
- hydrolysis
- sublimation
- iron cathode and graphite anode
- sodium cathode and carbon anode
- aluminum cathode and fluoride anode
- aluminum cathode and sodium anode
- CO2
- CO
- H2O
- O2
- solid state
- liquid state
- gaseous state
- plasma state
- aqueous solution
- salt solution
- brine
- lemonade
- reduction
- hydrogenation
- oxidation
- sublimation
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