Redox Flashcards
what is a redox reaction
reaction where reduction and oxidation happen
what is oxidation
loss of electrons
what is reduction
gain of electrons
what is a reducing agent
something that donates electrons and gets oxidised
what is a oxidising agent
accepts electrons and gets reduced
what is a oxidation state
the total number of electrons an element has donated/ accepted
how else can oxidation states bee represented as
roman numerals such as iron III
what is a half equation
equation that shows oxidation or reduction
what is the oxidation state of hydrogen
+1 non metals
-1metals
what is the oxidation state of group 1
+1
what is the oxidation state of group 2
+2
what is the oxidation state of aluminium
+3
what is the oxidation state of oxygen
-2 except in peroxides where its -1
what is the oxidation state of fluorine
ALWAYS -1
what is the oxidation state of chlorine
-1
what is the oxidation state of a compound
0
what must the oxidation numbers =
0
what must the oxidation numbers = if an ion
ion number
what is the oxidation states if halogens
-1
+1 with oxygen and other halogens
