Topic 3 Flashcards
1
Q
hydrogen oxidation state
A
+1 except when bonded to a metal it is -1
2
Q
oxygen oxidation number
A
-2 unless in a peroxide compound it is -1
eg Na2O2 or h2O2
3
Q
fluorine oxidation number
A
-1
4
Q
halogen oxidation state
A
-1
5
Q
group 1 and 2 metal oxidation states
A
usually +1 and +2 respectively
6
Q
what are oxidising agents
A
species that gain electrons and oxidise other species
7
Q
what are reducing agents
A
species that lost electrons and reduce other species
