FSC Part 1 Chemistry Chapter 10 Electrochemistry Online Test

Top Scorers Of Chapter 10 "Electrochemistry" MCQ`s Test

Sr.#	Question	Answer
1	The more positive the standard reduction potential	A. The stronger the reducing agent B. The weaker the oxidizing agent C. The stronger the oxidizing agent D. No effect
2	Down cell is used for extractio of.	A. Zinc B. Iron C. Sodium D. Aluminum
3	The reducing agent in a redox reaction	A. Gains electrons B. Loss electrons C. Acceptw protons D. Donates protons
4	Which of the following is not a use of electrochemistry	A. Manufacture of explosives B. Electroplating C. Extractio of metals D. Electrorefining
5	The principle of measuring DO by Wrinkler's Method is based on.	A. Iodimetry B. Iodometry C. Acid Bse titration D. Complexometry
6	Electrolysis of CuSO4 using copper eletrodes results in	A. Increase in eletolyte concentration B. Decrease in Cu2+ concentration C. No change in electrolyte composition D. Formation of new compound
7	Which of the following changes wold typically lead to an incresse in he rate of electrolysis.	A. Decreasing ghe concentration of the electrolyte B. Incressing the distance between the electrodes C. Decressing the surface area of the electrolytic cell D. Increasing the current passed though the electroytic cell
8	Which species is educed in the followig rection ? Zn + Cu --------- Zn	A. Cu2+ B. Zn C. Cu D. Zn3+
9	Whcih metal will displace Cu from CuSO4 Solution.	A. Zn B. Ag C. Hg D. Pb
10	The anode is electrolysis of molten NaCl is	A. Na+ B. Cl- C. Na D. H-