This summary sheet provides a thorough explanation of Equilibrium from Chapter 19 of the OCR A-Level Chemistry textbook.
The material covers Dynamic Equilibrium, Le Chatelier's Principle, Determining Kc and Kp, Mole Fractions, Partial Pressure and more...
Foundations in Chemistry (Module 2) Summary Notes A-level Chemistry
Periodic Table and Energy Change (Module 3) Summary Notes A-level Chemistry
OCS AS LEVEL CHEMISTRY A 2023 VERSION 2 DEPTH IN CHEMISTRY GRADED A+ GUARANTEED PAS
All for this textbook (84)
Written for
A/AS Level
OCR
Chemistry A
Equilibria
All documents for this subject (1)
Seller
Follow
leilasayshi
Content preview
d~narnic.- e9...ui1ibrium ::. rote ofto(U)orcts <.\fHtHd bf t, lt\omogen~,u ~yst-t m) r-o( A-LL ____-:.
ci. A t bB CC t d D
reQttion-= ra+e <¥ reverse reatnon. • prwA (gCU~}) ~i d . all 5~wl ,rmnt ~!:-ACTIONS·
•HMPl!'rih,lre. CO\(U I~I--~ usin9 in n,e rnme phCll€ .. hOM0_90VJ\,l.l = [C]c[D]~
...__~QI q o.ct-ant~ be tO rrtQ. pl'Od.Ut+l,. conun11an·on C, IQM J t\t-lOOHO.nt9 QS an ('(,tu.Cl.I ~MU)\-be.go;el C
Proaurn belome re.o..uan t-J\ . 1-~mpero.t-ure.. p~5inon o+ equi11bnum un" [BJ i.
( ct l
OnC.OfPrO uctJ ~\A t b~ 0. t-10~
w lY ~Hll'Iduno.miC
J lf'\d\toteS wnether
¼-he<e arQ more ~ e 9· N1 (9) I 3 H,t§l 2 NH3(9) [NH3l'1.
fQQctan t1 rema1n1 "
ttlY\p.p rm ure,coflc. a.rt reoct-onrl or produttl doQStH, ~ell u\
u.nc 11 nngl'd . 1
i~~~:~ edb~ ou.ttide . intnuyne.m. a1:>ouHo.teof rQQC.n°OVl -
3 i:., :c
t.N 2)xlHl]
LQCh oteJt er 'J Pri nci ple: lNhen a 1ySHm th al-- 1~ U~\1\ fOR '-l,·-
1 0
in Q.q_u.i J1bnum i 1ubj e.tttd roan ex1-er n 0.1 (CJ ~3 ·<: - - . mo\ -'1. d l'VI • ct m m oL - 1
chan.9e, system changeJ 1-0 minirn1)e. the .e.~ec..+ e/c"" [P-·y1xcp,J ~oid~( ~ ) moiJ.ctrrf' .. tteo t'Je ~int- .
Of. thcH e,honge . , 11
,, Ol +ht ruch·o11 gou t o comptt non .
(ONCENT~ATl~N: · E.o_ui1iori1AM co11Jt-o~+. ,u ~1\1or1uw. il Mifwo.y betwQ.e,n rwttantj + produtl-J.
_ · Jit,vClll.ltoi1:" -P. 0 Jto.of\O~~,IA t re uvoure.do.+
°' _. . ·"-c < 1= ntQc.to n t\ on ~o. v oured I0t . · '(.c "'1 1 • proctut \ o. ciu. d I bn um . f
lntreas in9
n,o.trcint co.ui
conCQ,nt r atiOtl Of-
Ql poithon Of 11.qu1l1bnurn O\l\ OR n ln
/1' 11.ll,vll I bn um.
'ITt,/\PEr(.ArOrt~&..~
+-omo vt,nthe ciirHhO(lthOt dttrC!Q!fJ (\_~
'~ "' - . "';..__ d ·c
. . •J
HrnP 11'1(..l( ,(l(rQl\h ·
€wMn 4-orwo.ro. reuttion ,:i tn Ott'lermi ·, °'
1
~hil intreo.1ed reo.ucrnt conu.n+-rO!hon · . · ,. • il ~xo~herm1c cu · .
1-t.rnp.,nc e,
IC.c.dec.reaJeJ.
--t5yH·em oppOll'} th1~thcm9.e b::J dttrto.1 1n..9 ~~hH +orwo.r ... rw.c.non
1
. ' ,
+h · t on R. \-1.\ inc..
yield Of p rodlHtS
e (e.().c.H).nt c.ont . b~ {QtY\OVIYl9 I • proctuc.t.\ on R.HS cH.C.. .. . H1t~)
yi Q.. lcl.Of l1lq) 'l.Hltg)
~ £q_lA1l1bn·um Shifts -t-o+he It.HS tO,f.OY-r'Y) oe~~MINIMG- 1<.c: l~~~il 0-4~0 o.~oo 0 , 000
Mort.pn,d.Ltc.t1 . e!J 0Yc£0m oJ Of' H1{)"'' 0:is oo rrr o-.. orl1
. -- ,,.,
rnr.•9~
'"""o\O
-0140
'
-0.11.10 t0.4i'O
w~te rn,.-{.ed tugo-;,er '"' a conra,,,,e.r --r 1
060
~tn\Uft'.~ t' ~ alum • 1dm~Ac•qu, /l"!,r 11Al'Yl Q , Hn~l 0.110 o .o CJO o.~l/0
· · ·· . . 11.I\DC..OAT11"~) olofl;_wal prqJenc. !'110\ l
~forga.se.s pr-Q.ssure.e.u.ecri
,
conc.e.nt-ranon . TE1vH1;"'"
' Q
•v"~ •
,mt..1o""'e col'lt.
)-Ii)\ " '" ~ Mol
0110
.
o o60
•
o "+-go
.:.-
-'l ~cu5 in..9 prQ.ssu.re. Of.°' slJSHm, rv:io.l(.Q)) ---Hxod.1re_c» ' ~P· f<\OI ~ propornon by ;.;"i --, 1
e_q,LL-d I bnurn mo~ t-o tne. n- cU- w 1rh tC21l c- endo d1reth OYI ~rn(:tiC1' \JO\\,IIY\ t QI-O go.l [l\l11-
mol.2.) ofgo..s t-c cue.re.A.It. ti-La. preJJure. RJran~xo.reoction·. comparoctt<Jttlt':1 1 't'..t,, ----; 1 1=- \'& .~
vo tum.t of. gose! H'' u-1 11x 1. 1
e. . 9 . C.l-1 4 <g) t-H;_ Otg'J - ~ COtg) +3H-z{_g) 4inc . temperature 4 sysHIYl C1rnixrurt ~ - -=-------::-:-:-:-:::-:-
f-- rQjpond~ t-o oppo1e te,rnp. nJe e . · . ·. . mo\q.<ocliOI' l\o.0Pv1o1o 0f P.
e. 9
t .g .
(_ 0(9 )
2 N 0 2 t ")
fALV~H·
9
f- H,zO l9) ·~ CO2(g"°) + H2c9,
t
----}
\'\O~ff.H-1:
N Ot )
2 9
fof m ,~~I produttJ an
rQattOl'\tL
d moje
erdothQ ic
directiori .
.
nrnur
l
,oo.ction movtl totn~ I.I-IS +o' artio.l Q,. conrr,bunon
·
(I. gos rr,o.\C.Ql
wh1th
toward~ tt'le. toted ·\
rt
Prmu ·
or A
r
partial
.,,.
-=mo\tfrornon to-to.
i1)to,I )"\O . Of-
in o)
rno1.ll
rv,ix11Art
.
(l\ ·· • Foran ,.rndo. rer.lcnon 1 txprt\\iOn\ ~.c.p·. erm1.1r(~A of- P. Y. prosu,
Subl H.\nU. that ~p~ed~ upt-he ro rQ Of ~, nc. Hrnpero ture-l iyJHm mpondJ N,• t3r/ , ~ ·1r-.1r1 ...___ _ _----::_ t P
fHH.h on ~y pro·v1d"in9 Cln atHrncitive t-ooppO)HhHl-10.r\9e, fQ.ClCMnrru,vtJtO e.g , 'r ) · '.5 \~f-incl.moletfrottioM fvQO/
rQtlC'non pat-hwQy of 1owerener9y. (H~ tof.orn1more produtt-ario.Wl k.p =- P Nrf-? o.napo.rhatpre~5u.reJ ~o.lt\ll O.H~
toareverntoJe reac11on,ta~1yJt fQ.O.CrClnt. M~:tn~
. P{Nz.)~f(H 2)°~ 2-:)~ul'JH"iruuvo1vJ.iil'\n .f-rt!YI'
i'"c.reaJ (J r4 tt Of- b0 H, reQ.C./iOnI Q..G\_LtOI IJ -A Mro. 1-ei C\.1':i VOl~,i.cXIC.. -oni~ fO.~~~itt v: '"'' is ~mp~ro.ture <J ;(.r ~)we I\ 1 OYl
~ eq_u,llbn·um iJ reached ~an-er. ~nochongHo poJ,·non ofQQ.Uili'bn\AYY7~\\o.tw,
' >) cult\.l.Lo..tt. l(.p
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller leilasayshi. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $3.98. You're not tied to anything after your purchase.
