# 1Pelbagai pilihan
What is the basic unit of charge in electrochemistry?
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Electron
Proton
Neutron
Ion
Electrochemistry
Syamsul
Gaya Bebas
Universiti
Sains
Electrochemistry
35
Universiti
Sains
Electrochemistry
35
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# 2Pelbagai pilihan
What is the primary purpose of a salt bridge in a galvanic cell?
To generate electrons
To conduct electricity
To maintain electrical neutrality
To increase voltage
# 3Pelbagai pilihan
Which of the following is an example of an electrolytic cell?
Battery
Electroplating cell
Solar panel
Fuel cell
# 4Pelbagai pilihan
What is the role of an anode in an electrochemical cell?
Site of oxidation
Site of reduction
Conducts electricity
Balances charge
# 5Pelbagai pilihan
What is the standard unit of electric current in electrochemistry?
Volt
Ampere
Ohm
Coulomb
# 6Pelbagai pilihan
Which of the following metals is most likely to lose electrons in a reaction?
Gold
Copper
Zinc
Silver
# 7Pelbagai pilihan
In which part of a galvanic cell does reduction occur?
Anode
Cathode
Salt bridge
Electrolyte
# 8Pelbagai pilihan
What is the primary energy conversion in a battery?
Chemical to electrical
Electrical to mechanical
Thermal to electrical
Mechanical to chemical
# 9Pelbagai pilihan
What is the term for the movement of ions in a solution to conduct electricity?
Convection
Diffusion
Electrolysis
Conductance
# 10Pelbagai pilihan
Which of the following is NOT an example of an electrochemical process?
Rusting of iron
Photosynthesis
Electrolysis of water
Corrosion of metal
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