Topic 4 - Displacement Reactions Flashcards
what group of elements take part in displacement reactions?
group 7
what is a displacement reaction?
where a more reactive element displaces a less reactive element from a compound
what happens when KCl reacts with Br?
no reaction
what happens when KCl reacts with I?
no reaction
what happens when KBr reacts with Cl?
reaction - KCl and Br formed
what happens when KBr reacts with I?
no reaction
what happens when KI reacts with Cl?
reaction - KCl and I formed
what happens when KI reacts with Br?
reaction - KBr and I formed
what is a loss of electrons called?
oxidation
what is a gain in electrons called?
reduction
what does the acronym OIL RIG stand for?
Oxidation Is Loss, Reduction Is Gain
what are reactions where reduction and oxidation happen at the same time?
redox reactions
