Everything you need to know on 3.1.6 Chemical equilibria, Le Chatelier’s principle and Kc.
A summary for revising with the AQA A-level Chemistry specification, ensuring to cover all the key points effectively.
forward
-backward
in systems
A + B = C + D only happens lesd
-
reaction-reactions
S
Forward are used
pretty When
the rat
of thforwa
O
but then slow
up
as
quickly
their concentration drops
Backward reaction- initial reactants .
all
Dynamic equilibrium
the tratm
reformed but then speed up as
o products
&
increases
Concentration
·
The
of each s
Le Chatelier's Principle
reaction
O
If a
in ,
pressure atbrin ested to
alon
change
the position of -
--
,
a
0
-
0
the equilibrium will to counteract the
&
move
change
-
3Hy + N2
(NH3(9)
(9) (9)
if the change results night
,
Conditions
·
o
.-
equilibriumstuftung
↑
in &
the change O
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