All redox reactions involve a transfer of...
oxidation is the... of electrons
reduction is the... of electrons
during the chemical change...will change
The oxidation number of any pure element is...
the charge of the ion
The oxidation number of a monotomic ion (ion with only 1 atom) is...
must sum to zero
The oxidation number of all elements in a compound...
must sum to the charge of the ion
The oxidation number of all elements in a polyatomic ion...
equal to its charge if it were an ion
The more electronegative element in a binary coumpound has an oxidation number...
The oxidation number of Florine in any compound is always...
-2, except -1 in peroxides (element2O2) and different with florine
The oxidation number of oxygen is usually...
The oxidation number of all group 1 metals...
The oxidation number of all group 2 metals...
+1, except in metal hydroxides (group 1 or 2 metal and hydrogen)
Hydrogen is usually...
+1, +7, -2
LEO says GER
What is the acronym for oxidation and reduction?
changes in the oxidation number
To identify a redox, look for...
moving charged particles
What is electricity?
In a redox reaction, there is a conservation of... and...
reducing agent, active metals
A substance that has the potential to causes another substance to be reduced (loses electrons), examples of good ones are...
oxidizing agent, halogens
a substance that has the potential to cause another substance to be oxidized (gains electrons), examples of good ones are...
weak (Cl strong oxidizing agent, Cl- weak reducing agent)
The negative ion of a strong oxidizing agent is a... reducing agent
weak (Li strong reducing agent, Li+ weak oxidizing agent)
The positive ion of a strong reducing agent is a... oxidizing agent