Electrolysis
Redox
Random Electrochemistry
Random
Acids and Bases
100
The voltaic cell in which the reduction reaction occurs.
What is a cathode?
100

A chemical reaction in which electrons are lost and gained to create new substances.

What is a redox reaction?

100

What is an antioxidant? Provide an example that we eat.

Compound/molecule that inhibits the oxidation of other molecules


Blueberries

100
Which day marks the longest day of the year?

Summer Solstice

100

Are acid-base reactions a type of redox reaction?

Yes

200
Maintains electrical neutrality by allowing the flow of ions between the two voltic celss.
What is a salt bridge?
200
A substance that gives up electrons, therefore causing another substance to be reduced.
What is a reducing agent?
200

Explain what has happened to the statue of liberty? What is the term for the greenish color?

Over time the copper has oxidized, turning copper into patina.

200

Which tower expands on hot summer days due to thermal expansion?

Eiffel Tower

200

How can we identify if a substance is an acid and how can we identify if a substance is a base?

Multiple answers

300
Determine in which cell the following reaction will occur: Zn(s) -----> Zn ^2+(aq) + 2e-
What is the reaction that occurs in the anode?
300

Will this reaction occur spontaneously? If so, balance the equation.

Ni(s)+Pb(NO3)2(aq)→Ni(NO3)2(aq)+Pb(s)

Yes, it is already balanced.

300

What is standard potential?

The energy that could be produced or required by a cell
300

July is national what month?

Ice Cream

300
Are acids and bases used in batteries?

Yes

400
Ion that moves toward the anode.
What is an anion?
400

Will this reaction occur spontaneously? If yes, finish the equations and balance it.

Al(s)+Zn(NO3)2(aq)→

Yes

2 Al(s)+3 Zn(NO3)2(aq)→2 Al(NO3)3(aq)+3 Zn(s)

400

Determine the half reaction that occurs at the cathode and the half reaction that occurs at the anode: 

Sn2+ (aq) + 2e- ---> Sn(s) 

Cd(s) ---> Cd 2+ (aq) + 2e-

What is Anode: Cd(s) ---> Cd 2+ (aq) + 2e- Cathode: Sn2+ (aq) + 2e- ---> Sn(s)

400

What is the august full moon called?

Sturgeon Moon

400

Lemons are a pH of 2, and apples have a pH of about 3. Which is stronger and by how much?

Lemons are a 10 times stronger acid than apples

500
In the following reaction, determine the electrode which gains mass: Zn(s) +Cu^2+(aq) -----> Zn^2+(aq) + Cu(s)
What is the Cu (s) electrode.
500

An equation that shows either oxidation or reduction alone.

What is a half-reaction?

500

Which electrode loses mass as the electrochemical cell operates?

Anode

500

What are the "Dog Days of Summer" names after?

The Dog Star "Sirius"

500

Why can we use acids and bases as batteries?

Open ended

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