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Electrochemistry QUESTIONS

Exam NameElectrochemistry QUESTIONS
DescriptionElectrochemistry QUESTIONS and Answers exams contains the questions from various competitive exams.These questions are the part of previous year paper.These kind of questions would be helpful in preparing for exams like IAS, PCS, UPSC, NDA, CDS SSC, RRB, PSC, IBPS
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Question: faraday constant-

Answer:It as numerical constant

Question: The conduction of electricity through the elecrolyte solution is due to-

Answer:Movement of ions of electrolyte

Question: During electrolysis, the species discharged at cathode are-


Question: The best conductor of electricity is a 0.1 M solution of -

Answer:Sulphuric acid

Question: Molten sodium chloride conduts electricity due to the presene of-

Answer:Free ions`

Question: The device which converts chemical energy of fuels directly into electrical energy is-

Answer:Fuel cell

Question: For which of the following cells, the standard cell voltage is zero-

Answer:Concentration cell

Question: A smuggler could not carry gold by depositing iron on the gold surface, because-

Answer:Gold has higher standard reduction potential than iron

Question: The electrochemical cell stops working after some time because-

Answer:Electrode potential of both electrodes equalizes

Question: To protect iron against corrosion. the durable metal plating on it, is-

Answer:Zinc plating

Question: Iron rusts in the presence of -


Question: Which of the following metals is not attacked by the environment-


Question: the art of electroplating was given by-


Question: Corrosion is basically an-

Answer:Electrochemical Phenomenon

Question: Which of the following cell is a secondary cell-

Answer:Ni cell

Question: The source of electrical energy on the Appolo moon flights was-

Answer:Fuel Cell

Question: When a lead storage battery is charged it acts as-

Answer:An Electrolytic cell

Question: Which of the following is moderate conductor of electricity-


Question: The element with the highest electrical conductivity is-


Question: A conductivity cell is platinised-

Answer:To avoid polarization effect