Which statement below about a voltaic cell is FALSE?
A) Usually the cathode is a metal strip.
B) Reduction occurs at the cathode.
C) Electrons are produced at the cathode.
D) In the external circuit, electrons flow toward the cathode.
E) Chemical species can have their oxidation number decreased at the cathode.
Correct Answer:
Verified
Q3: Reduction refers to
A)loss of mass.
B)an increase in
Q4: Which statement below regarding voltaic cells is
Q4: Oxidation refers to _
A)an increase in oxidation
Q5: A voltaic cell is constructed based on
Q6: Use the table of standard reduction potentials
Q9: Which one of the following items does
Q11: In the smelting of iron from
Q12: A voltaic cell is constructed based on
Q20: Reduction is the _
A)gain of electrons.
B)loss of
Q72: Glancing at a periodic table, where do
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