Oxidation states
What is the oxidation number of a free element?
A chemical reaction that involves the loss and gain of electrons
When something is reduced, what side do the electrons go on?
The reactant side
What does an ox and red cat stand for?
The anode is oxidized
The cathode is reduced
What table is used to tell how reactive something is?
Table J
-2
What does oil rig stand for?
Oxidation is the loss of electrons
Reduction is the gain of electrons
When something is oxidized, what side do the electrons go on?
The product side
How do the electrons flow?
From the anode to the cathode
What non-metal is the most reactive?
Fluoride
What are the oxidation states for hydrogen?
-1 and 1
What is the sum when all of the oxidation numbers are added together?
Zero
What must be equal on both sides of a reaction?
The charge and ions
What cell requires an external power source?
Electrolytic
What metal is the most reactive?
Lithium
What is the oxidation state for fluoride?
What type of reaction isn't redox?
Double replacement
What type of reaction is this?
C0 + 4e- -> C-4
Reduction
What cell does the process of electroplating fall under?
Electrolytic
What non-metal is most likely to get reduced?
Fluoride
What are the oxidation states for noble gases?
0
What type of reaction is synthesis?
Redox
What type of reaction is this?
2O-2 -> O2 + 4e-
Oxidation
What cell uses a salt bridge?
Voltaic
What is more reactive than gold but less reactive than copper?
Silver