FSC Part 1 Chemistry Chapter 10 Electrochemistry Online Test

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

Sr.#	Question	Answer
1	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.
2	The oxidation number of sulfur in H2SO4 is	A. +2 B. +4 C. +6 D. +8
3	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
4	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
5	Electroysis of brine produces.	A. Hydrogen, oxygen , NaOH B. Sodium, Chlorine , H2O C. Hydrogen, Chlorine, NaOH D. NaOH , Cl2, CO2
6	In electolysis, reduction always occurs at	A. Anode B. Cathode C. Salt bridge D. Electroyte
7	Redox reactions always involve.	A. Gain of protons B. Transfer of electrons C. Loss ofneutrons D. Nuclear change
8	The activity series of meals arranges metals in order of their.	A. Atomic mass B. Density C. Ease of oxidation D. Ease of reduction
9	Electrochemical equivalent is.	A. Mass per mole B. Mass per coulomb C. Charge per second D. Current per mass
10	For a redox reaction to be spontaneous, Delga G should be	A. Positive B. Negative C. Zero D. Constant