FSC Part 1 Chemistry Chapter 10 Electrochemistry Online Test

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

Sr.#	Question	Answer
1	The salt brige allows tranfer of ........in Zn -Cu voltaic cell	A. SO4 Ions B. Zn2 ions C. Both D. None of thes
2	In electroplating the object to be plated is connected to	A. Anode B. Cathode C. Both electordes D. Electrolyte
3	A positive value for the standared electrode potential of a metal ion metal half cell indicate that	A. The metal is stong reducing agent B. The metal ion is redily oxidized C. The metal ion is redily reduced D. The metal will readily displace hydrogen from dilute acids.
4	In a galvanic cell, the anode is	A. Negaive and site of oxidation B. Postive and site of oxidation C. Negative and site of reduction D. Postive and site of reduction
5	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
6	In an electrochecmial cell, which ion migrates to cathode through the salt bridge.	A. Anions B. Cations C. Eletrons D. Protons
7	Electrolysis is the process of	A. Chemical energy into electrical B. Electrical energy into chemical C. Heat energy into mechanical D. Mechanical energy into chemical
8	Electroysis requires.	A. Redox reaction B. Spontaneous cell C. Non spontaneous reaction D. Combustion
9	Electroysis of brine produces.	A. Hydrogen, oxygen , NaOH B. Sodium, Chlorine , H2O C. Hydrogen, Chlorine, NaOH D. NaOH , Cl2, CO2
10	The anode is electrolysis of molten NaCl is	A. Na+ B. Cl- C. Na D. H-