FSC Part 1 Chemistry Chapter 10 Electrochemistry Online Test

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

Sr.#	Question	Answer
1	Which of the following metals would most raadily displace hydrogen gas from dilute acids.	A. Copper B. Silver C. Magnesium D. Platinum
2	The experimental determination of Avogadro's numebr through electrolysis typically involves measuring	A. The current and voltage applied B. The mass of the substance deposited or liberated by a konown charge C. The conductivity of the electrolytic solution D. The temperature changes duirng electrolysis
3	An Increase in temperature generally	A. No Effect B. Increases cell voltage C. Decreases ell voltage D. Depends on pressure
4	Redox reactions always involve.	A. Gain of protons B. Transfer of electrons C. Loss ofneutrons D. Nuclear change
5	In redox reactions, oxidizing agents are	A. reduced B. Oxidized C. Always metals D. Always gases
6	The anode is electrolysis of molten NaCl is	A. Na+ B. Cl- C. Na D. H-
7	The reaction at the cathode is alwyas	A. Oxidation B. Neutral C. Reduction D. Ionization
8	Electroyte in electroplating of silver	A. AgNo3 B. NaCl C. CuSO4 D. HNO3
9	A more genative Eo value means the electrode	A. Is a stong oxidizing agent B. Is a strong reducing agent C. Is neurtal D. Has high electronegagtivity
10	Electroysis of brine produces.	A. Hydrogen, oxygen , NaOH B. Sodium, Chlorine , H2O C. Hydrogen, Chlorine, NaOH D. NaOH , Cl2, CO2