FSC Part 1 Chemistry Chapter 10 Electrochemistry Online Test

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

Sr.#	Question	Answer
1	In an electrolysis exprement if a charge 96,500 Coluombs is passed trough a solution, the amount of substance liberated or deposited at the electrode is directly relatd to.	A. Mass numebr of the ion B. One mole of electrons being transferred C. Avogadro's nmber of ions being discharged D. Standrd electrode potentil of the metal iion
2	One Faraday is equl to	A. 1 C B. 96500 C C. 1 J D. 96500 J
3	Redox reactions always involve.	A. Gain of protons B. Transfer of electrons C. Loss ofneutrons D. Nuclear change
4	The reducing agent in a redox reaction	A. Gains electrons B. Loss electrons C. Acceptw protons D. Donates protons
5	Faradya's First Law states tass deposited is diretly proportional tohat m	A. Time B. Voltage C. Resistance D. Quantity of electricity passed
6	In an electrochecmial cell, which ion migrates to cathode through the salt bridge.	A. Anions B. Cations C. Eletrons D. Protons
7	If 1 Faraday of elecricity is passed the mass deposited equals.	A. 1 gram equivalent B. 1 gram C. 1 mole D. 1 atm
8	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
9	A salt bridge is usually made from	A. Metallic wires B. Porous glass C. Inert salt solution in agar agar D. Hydrochloric acid
10	The reaction at the cathode is alwyas	A. Oxidation B. Neutral C. Reduction D. Ionization