redox - Unit7:Redox& Unit7:Redox& Electrochemistry...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Electrochemistry Electrochemistry
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
What’s the point ? What’s the point ? Electrical production (batteries, fuel cells) REDOX reactions are important in … Purifying metals (e.g. Al, Na, Li) Producing gases (e.g. Cl 2 , O 2 , H 2 ) Electroplating metals Protecting metals from corrosion Balancing complex chemical equations Sensors and machines (e.g. pH meter) C 3 H 8 O + CrO 3 + H 2 SO 4 Cr 2 (SO 4 ) 3 + C 3 H 6 O + H 2 O
Background image of page 2
What is Redox? What is Redox? REDOX stands for REDuction/OXidation Oxidation is often thought of as a combination of a substance with oxygen (rusting, burning) Just like with acid/base definitions the definition of oxidation is expanded Oxidation refers to a loss of electrons Reduction refers to a gain of electrons As a mnemonic remember LEO says GER L oss E lectrons = O xidation G ain E lectrons = R eduction Read 12.1 (pg. 443 - 445)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Testing concepts Testing concepts Q- What is oxidation? What is reduction?
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 9

redox - Unit7:Redox& Unit7:Redox& Electrochemistry...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online