Reduction A reaction involving electron gain. Oxidation A reaction

advertisement
Reduction A reaction involving electron gain.
Oxidation A reaction involving electron loss.
Redox An abbreviation for “reduction/oxidation”, which is synonymous with "electrochemistry".
Oxidizingagent The reactant species which causes another reactant species to be oxidized. (two words)
Reducingagent The reactant species which causes another reactant species to be reduced. (two words)
Electrochemicalcell A system of electrodes and electrolytes which allows a spontaneous chemical reaction which
produces an electric current. (two words)
Electrolyticcell A system of electrodes and electrolytes which has an electric current forced through it to cause a nonspontaneous reaction to occur. (two words)
Halfcell One of the two beakers present in an electrochemical or electrolytic cell. (two words)
Halfreaction That portion of the overall chemical reaction which happens in one of the two beakers present in an
electrochemical or electrolytic cell. (two words)
Anion A negative ion.
Anode The electrode which attracts the anion. (ie.The positive electrode)
Cation A positive ion.
Cathode The electrode which attracts the cation. (ie.The negative electrode)
Standardreductionpotential (E°)The voltage produced by any half cell joined to the standard H2 half cell at standard
conditions (three words)
Saltbridge A solution, usually potassium chloride, placed between the two half-cells of a galvanic cell. (two words)
Voltmeter An instrument for measuring potential differences in volts.
Faraday The electric charge required to deposit or liberate 1 gram equivalent weight of a substance in electrolysis,
approximately 9.6494 × 104 coulombs.
Corrosion The interaction between a material and its environment that results in a degradation of the physical,
mechanical, or even esthetic properties of that material.
Galvanizing The process of applying thin coatings of zinc to iron or steel stock or finished products to protect the ferrous
base metal from corrosion.
Ampere A unit of electric current in the meter-kilogram-second system.
Across
3.The electrode which attracts the
cation. (ie.The negative electrode)
5.That portion of the overall
chemical reaction which happens in
one of the two beakers present in an
electrochemical or electrolytic
cell. (two words)
8.A solution, usually potassium
chloride, placed between the two
half-cells of a galvanic cell. (two
words)
Across
11. The interaction between a material
and its environment that results in a
degradation of the physical,
mechanical, or even esthetic
properties of that material.
ELECTROCHEMISTRY
CROSSWORD
Down
1. A reaction involving electron
gain.
2.(E°)The voltage produced by any
half cell joined to the standard H2
half cell at standard conditions
(three words)
4.The reactant
causes another
species to be
words)
species which
reactant
reduced. (two
6.A system of
and electrolytes
a spontaneous
reaction which
electric current.
electrodes
which allows
chemical
produces an
(two words)
Down
Across
14. The reactant species which causes
another reactant species to be oxidized.
(two words)
15. The electric charge required to deposit
or liberate 1 gram equivalent weight of a
substance in electrolysis, approximately
9.6494 × 104 coulombs.
17. An abbreviation for
“reduction/oxidation”, which is synonymous
with "electrochemistry".
18. An instrument for measuring potential
differences in volts.
19. A positive ion.
20. The process of applying thin coatings
of zinc to iron or steel stock or finished
products to protect the ferrous base metal
from corrosion.
7. A system of electrodes and
electrolytes which has an electric
current forced through it to cause
a non-spontaneous reaction to
occur. (two words)
9. A unit of electric current in
the meter-kilogram-second system.
10. A negative ion.
12. A reaction involving electron
loss.
13. One of the two beakers present
in an electrochemical or
electrolytic cell. (two words)
16. The electrode which attracts
the anion. (ie.The positive
electrode)
Download