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chem
redox
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Cards (5)
redox reactions involve
simultaneous
oxidation
and
reduction
reactions ( gain and loss of oxygen )
Oxidation
Gain
of oxygen
loss
of electrons
increase
in oxidation number
Reduction:
Loss
of oxygen
Gain
of electrons
decrease
in oxidation number
oxidising agent: substance that
oxidises
another substance and is itself
reduced
reducing
agent : substance that
reduces
another substance and is itself
oxidised