Commas in Cell Diagram

Moderators: Chem_Mod, Chem_Admin

Mia Navarro 1D
Posts: 52
Joined: Fri Sep 29, 2017 7:04 am

Commas in Cell Diagram

Postby Mia Navarro 1D » Sat Feb 10, 2018 7:36 pm

Why would one use a comma instead of a | between two components of a cathode?

Britney Alvey 1B
Posts: 31
Joined: Fri Jun 23, 2017 11:39 am

Re: Commas in Cell Diagram

Postby Britney Alvey 1B » Sat Feb 10, 2018 7:45 pm

A comma is used when the phases of the two elements in contact are the same. For example, you would use a comma for something like Fe3+(aq),Fe2+(aq). A | is used when the phases of the two elements in contact are in different phases. For example: Cu(s)|Cu2+(aq). A | can also indicate that a pourous disk/wall is being used between the anode and cathode instead of a salt bridge.

Christine Wastila 1H
Posts: 61
Joined: Fri Sep 29, 2017 7:04 am

Re: Commas in Cell Diagram

Postby Christine Wastila 1H » Sat Feb 10, 2018 9:27 pm

Just to add on, notation for the salt bridge would be ||


Return to “Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams”

Who is online

Users browsing this forum: No registered users and 2 guests