Chapter 7 - Redox Flashcards
what is an oxidising agent
the oxidising agent takes the electrons of the substance that is oxidised and hence gets reduced
what is a reducing agent
the reducing agent takes the electrons of the substance that is reduced and hence gets oxidized
describe oxidation in terms of electrons
oxidation is loss
describe reduction in terms of electrons
gain of electrons
what is the oxidation state of an element
0
what is always the oxidation state of a group 1 ion
+1
what is always the oxidation state of a group 2 ion
+2
what is the oxidation state of monoatomic ions
their charge
what is the oxidation state of flourine
-1
what is usually the oxidation state of hydrogen
+1
what is usually the oxidation state of oxygen
-2
what is usually the oxidation state of chlorine
-1
in which priority are chlorine, fluorine, oxygen and hydrogen given their oxidation states
fluorine
hydrogen
oxygen
chlorine
(assign oxidation states in this order)