Chemistry Final Review Electrochemistry JEOPARDY! Click Once to Begin Chemistry Final Review Electrochemistry Template by Bill Arcuri, WCSD

JEOPARDY! Reduction/Oxidation Facts Oxidation Numbers and reduction/oxidation equation solving Voltaic Cells Activity Series Cell potential Electrolytes 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Template by Bill Arcuri, WCSD

When an atom gains electrons, this is called? Template by Bill Arcuri, WCSD

Reduction Template by Bill Arcuri, WCSD

When an atom loses electrons, this is called? Template by Bill Arcuri, WCSD

Oxidation Template by Bill Arcuri, WCSD

What agent is the substance being reduced? Template by Bill Arcuri, WCSD

Oxidizing Agent Template by Bill Arcuri, WCSD

What agent is the substance being oxidized? Template by Bill Arcuri, WCSD

Reducing Agent Template by Bill Arcuri, WCSD

Overall reaction: I2+HCLOHIO3+HCL What is this type of reaction called: I2HIO3? Template by Bill Arcuri, WCSD

Half-Reaction Template by Bill Arcuri, WCSD

Find the oxidation number of the oxygen: HCL+02 Template by Bill Arcuri, WCSD

Template by Bill Arcuri, WCSD

Find the oxidation number of chlorine: HCL Template by Bill Arcuri, WCSD

-1 Template by Bill Arcuri, WCSD

Find the oxidation number of sulfur in the following: H2S2O7 Template by Bill Arcuri, WCSD

+6 Template by Bill Arcuri, WCSD

Find the element being oxidized in the equation: Fe2O3+3 CO->2 Fe + 3 CO2 Template by Bill Arcuri, WCSD

Carbon Template by Bill Arcuri, WCSD

Find the element being reduced in the previous equation Find the element being reduced in the previous equation. (Fe2O3+3 CO->2 Fe + 3 CO2) Template by Bill Arcuri, WCSD

Iron Template by Bill Arcuri, WCSD

What is another name for a voltaic cell? Template by Bill Arcuri, WCSD

Galvanic cell Template by Bill Arcuri, WCSD

The electrode that is in the side being reduced is called the “_______”? Template by Bill Arcuri, WCSD

Cathode Template by Bill Arcuri, WCSD

Which way do the electrons flow? (anode to cathode/cathode to anode.) Template by Bill Arcuri, WCSD

Anode to cathode. Template by Bill Arcuri, WCSD

The “______” allows the electrons to flow freely. Template by Bill Arcuri, WCSD

Salt bridge Template by Bill Arcuri, WCSD

On the half-cell potential table where are the best reducing agents located. Template by Bill Arcuri, WCSD

bottom Template by Bill Arcuri, WCSD

Where are the most reactive metals on the activity series? Template by Bill Arcuri, WCSD

Top Template by Bill Arcuri, WCSD

Where does the metal in the compound need to be on the activity series table in relation to the lone metal? Template by Bill Arcuri, WCSD

Below Template by Bill Arcuri, WCSD

Product of Cu+ FeSO4-> ??? Daily Double!!! Product of Cu+ FeSO4-> ??? Template by Bill Arcuri, WCSD

No reaction Template by Bill Arcuri, WCSD

What is the first metal a compound with the metal Sn can react with? Template by Bill Arcuri, WCSD

Nickel Template by Bill Arcuri, WCSD

A “______” reaction takes place when one metal is more likely to react with a compound than another metal already in that compound. Template by Bill Arcuri, WCSD

Single replacement Template by Bill Arcuri, WCSD

The “_____” is the difference between the two half reactions of a cell. Template by Bill Arcuri, WCSD

Cell potential Template by Bill Arcuri, WCSD

Using the cell potential table would Mg be a better reducing agent or oxidization agent? Template by Bill Arcuri, WCSD

Reducing agent Template by Bill Arcuri, WCSD

Cell potential for these two half-reactions: Mg2+ +2e-  Mg (-2 Cell potential for these two half-reactions: Mg2+ +2e-  Mg (-2.375 V) Au+ + e-  Au (1.68 V) Template by Bill Arcuri, WCSD

4.055 V Template by Bill Arcuri, WCSD

Complete the equation: Cell potential = (potential for “______” half-reaction) - (potential for oxidation of half-reaction) Template by Bill Arcuri, WCSD

Reduction Template by Bill Arcuri, WCSD

The “reference” element for the entire standard reduction potential table. Template by Bill Arcuri, WCSD

Hydrogen Template by Bill Arcuri, WCSD

A strong acid is a “____” electrolyte. Template by Bill Arcuri, WCSD

Strong Template by Bill Arcuri, WCSD

How many pieces will a common electrolyte CaCl2 break up into? Template by Bill Arcuri, WCSD

3 Template by Bill Arcuri, WCSD

“_____” is when electricity causes a chemical reaction to occur. Template by Bill Arcuri, WCSD

Electrolysis Template by Bill Arcuri, WCSD

Electrolysis forces the electrons from “____” to “_____” Template by Bill Arcuri, WCSD

Cathode to anode Template by Bill Arcuri, WCSD

Electrolytic cells are used in order to force electrons backwards in what common everyday item? Template by Bill Arcuri, WCSD

Batteries Template by Bill Arcuri, WCSD

Final Jeopardy Template by Bill Arcuri, WCSD

Explain why batteries eventually lose their ability to produce charge. Click Once to Begin Template by Bill Arcuri, WCSD