null
US
Sign In
Sign Up for Free
Sign Up
We have detected that Javascript is not enabled in your browser. The dynamic nature of our site means that Javascript must be enabled to function properly. Please read our
terms and conditions
for more information.
Next up
Copy and Edit
You need to log in to complete this action!
Register for Free
639186
Electrochemistry- Term 1, Year 12
Description
Chemistry (Electrochemistry - Term 1) Mind Map on Electrochemistry- Term 1, Year 12, created by Valerie Shepherd on 16/03/2014.
No tags specified
chemistry
chemistry
electrochemistry - term 1
Mind Map by
Valerie Shepherd
, updated more than 1 year ago
More
Less
Created by
Valerie Shepherd
over 10 years ago
50
0
0
Resource summary
Electrochemistry- Term 1, Year 12
Electricity
The flow of electrons
Measured in Volts
Electron transfer reactions/Redox
Oxidation
Loss of electrons
Oxidising agent
Electron acceptor
Is reduced
Reduction
Gain of electrons
Reducing agent
Electron donor
Is oxidised
Oxidation Numbers
1. Element = 0
2. Monoatomic ion = 0
3. Oxygen -2, peroxide -1
4. Hydrogen +1, metal hydride -1
5. Sum ON compound = 0
6. Sum ON polyatmoic ion = charge
Increase indicates loss of electrons
Decrease indicates gain of electrons
Balancing Redox Equations
Oxidation Number Change Method
The Half Reaction Method
Acidic solution
Basic solution
Galvanic/Voltaic Cell
Salt bridge
KCl - Potassium Chloride
Electrodes
Anode
Cathode
Electrolyte
Cell Potential
Also called ElectroMotive Force (emf)
Ecell = Reduction Potential + Oxidation Potential
Calculated under standard conditions
25 degrees Celsius
1 atm of pressure for all gases
1M concentration for all ions
Corrosion
Rusting - Iron
1. Iron atoms to Iron (II) ions
2. Iron (II) ions to Iron (III) ions
Loss of electrons
Dry corrosion
Wet corrosion
Preventatives
Physical Protection
Paint
Oil or grease
Plastic coating
Tin plating
Galvanising
Electroplating
Cathodic Protection
Chemical Protection
Sacrificial Protection
Alloying
Show full summary
Hide full summary
Want to create your own
Mind Maps
for
free
with GoConqr?
Learn more
.
Similar
Electrolysis
lisawinkler10
Chemistry General Quiz - 2
lauren_johncock
Chemistry Quiz General -3
lauren_johncock
AS Chemistry - Enthalpy Changes
Sarah H-V
The Periodic Table
asramanathan
Ionic Bondic Flashcards.
anjumn10
Organic Chemistry
Ella Wolf
Acids, Bases and Salts
asramanathan
Chemistry GCSE Review - States of Matter, Particles, Atoms, Elements, Compounds and Mixtures
Morgan Overton
C1 Quiz
Leah Firmstone
Acids and Bases
Sarah Egan
Browse Library