[PDF] Fiches Annales Chimie (2018-2003) Agrégation de Physique

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E

2=E02+0:06n

loga4(H+)a(O2)a

2(H2O)

=E02+0:06n log[H+]4P(O2)c 02P0 E

2=E02+ 0:06pH+0:064

logP(O2)P 0 E E

A=E2+S???

?? ?????? ??????? ???H+=H2(g)?2H++ 2e=H2(g)? E

1=E01+0:062

loga2(H+)a

2(H2(g))

=E01+0:062 log[H+]2P0c

02P(H2)

E

1=E01+ 0:06pH0:062

logP(H2)P 0 E

C=E1+c???

????V=Veq?? ? ? ????? ????V= 0:5Veq?? ????? ?? ??? ???? ??????I????? ??????? (aq)=In3++ 2In(s)? (1)In++e=In(s)!rG01=2(1) =FE01 (2)In3++ 2e=In+!rG01=2(2) =2FE02(3) = 2(1)(2)3In+ (aq)=In3++ 2In(s) !rG01=2(3) =RTln(K03) =2F(E01E02)??? (1)In++e=In(s)!rG01=2(1) =FE01 (2)In3++ 2e=In+!rG01=2(2) =2FE02(3) = (1) + (2)In3++ 3e=In(s) !rG01=2(3) =3FE03??? rG01=2(3) = rG01=2(1) + rG01=2(2) )E03=E01+E023 2In3+ (aq)+ 3H2O(l)=In2O3(s)+ 6H+ )In2O3(s)??? ?? ???? ?? ??????In3+=In2O3(s)

In2O3(s)+H2O(l)= 2InO

2(aq)+ 2H+

(aq) )In2O3(s)??? ??????? ?? ??????In2O3(s)=InO 2(aq) =X i i[Ci]??? =X i i[Ci]ViV init+Veq??? NaHCO ?? ?????HCO v= (nrp) +k??? d(ln(K))dT =rH0RT 2???? @GT @T P =HT 2???? @@T rG0T P =R@ln(K)@T P =rH0T 2???? d(ln(K))dT =rH0RT 2???? d(ln(K))dT =rU0RT 2???? ?T? Al 3+ (solv)+ 3e=Al(s)???? C (s)+ 2O2 (solv)=CO2 (g)+ 4e???? A =log10II

0=`C"????

RGP+Nu=RNu+GP????

=X ic iziiF???? n??X n? ?? ??? ???? n=M nM 0???? ?6=??? ?????? ??????A

AAinf= (""0)`(Cx)????

A A ="()`(Cx) +"0()`x="`C????

6CO2+ 6H2O+lumiere!C6H12O6+ 6O2????

?? ???????[Cu2+] = [SO24]??[Zn2+] = [SO24] Cu

2++ 2e=Cu(s)

Zn (s)=Zn2++ 2e !Cu2++Zn(s)=Zn2++Cu(s)???? ??? ???? ??????? ????? ?? ????? ???? ???? ?MnO2=Mn2+??Zn2+=Zn MnO

2(s)+ 4H+

(aq)+ 2eMn2+ (aq)+ 2H2O(l)???? Zn (s)!Zn2+ (aq)+ 2e???? MnO

2+ 2H2O+ 2e!Mn(OH)2+ 2OH????

Zn+ 2OH!Zn(OH)2+ 2e????

???? ?? ??????? ?Zn=Zn2+??Hg=Hg2+

Zn+HgO+H2O+ 2KOH!Hg+ [Zn(OH)4]K2

H

2+ 2OH!2H2O+ 2e0;83volt

2e+ 1=2O2+H2O!2OH0;40volt

Cu

2++ 2e!Cu

2Cl!Cl2+ 2e

!Cu2++ 2Cl!Cu+Cl2???? Zn

2++ 2e!Zn????

2H2O!O2+ 4e+ 4H+????

Au 2+=Au Ag +=Ag Cu 2+=Cu Ni 2+=Ni Fe 2+=Fe ??Fe!Fe2++ 2e ??Ni!Ni2++ 2e ??Cu!Cu2++ 2e ??Cu2++ 2e!Cu Ni aA+bB!cC???? v=1a :1V dn Adt =1b :1V dn Bdt =1c :1V dn Cdt ArN v=d[A]dt =k[A]???? [A] = [A]0exp(kt)()ln[A] =kt+ln[A]0???? t

1=2=ln(2)ka

Nbre mol decomposeNbre photon absorbe

Nbre mol de C02fixemol photon absorbe

i=iCi =Pi =PiCi

H0r(T) = H0r(298K) +Z

T 298
C0pdT

S0r(T) = S0r(298K) +Z

T 298

C0pdTT

??????? ? ????? ??????1

C=Vtot atomes de la mailleV

maille???? N=2 a=4Rp3

C=p3=8 = 0:68

=N^MN

Aa3????

N=4 a=4Rp2

C==(3=p2) = 0:74

=N^MN

Aa3????

N=6

C==(3=p2) = 0:74

=N^MN

Aa3????

R

T= (a=4)(p3p2) = 0:0079a= 0:225R

R

O= 0:146a= 0:414R

K=aBa A=CAC dq=ndNA(e) =nFd???? V red= 1a dn(Ox)dt red =1b dn(Red)dt red V Ox=1a dn(Ox)dt ox 1b dn(Red)dt ox???? ?? ??????? ??????V=d=dt= (Vox Vred)? ?? ? ????? ?

I=nF(Vox Vred)????

j=nF(voxvred) =joxjred???? i a=i0a expEEeqV 0a 1 i c=i0c 1exp EEeqV 0c G=S` d[A]dt=k1[A] d[B]dt=k1[A]k2[B] d[C]dt=k2[B] d[B]dt= 0 k

1[A]k2[B] = 0

?? ? ?????d[A]dt=d[C]dt? O

2?H2O2??H2O? ? ?? ?? ??????

E M (+n)++n(e)!M)(D:O:) = (+n)=n???? E

G0=RTln(K0)

G0=nFE0????

nFE0=RTln(K0)???? =ref 0???? drH0dT = rC0p drS0dT = rC0pT C P=X in iCP;i ??????? ?wB? ?? ? ???? ?? ????? ?????? ?wBs? ?? ? ???? ?? ????? ??????? ?wBl? m lML=msMS???? Z

AB= 0;102(EAB(EAAEBB)1=2)1=2????

=Ae+EI2 rH0=X(D(reactifs)D(produits))???? p i=xLi:Ki???? H i=Cs;ip i???? ?????? ?????? ???Ki= 1=Hi? ?? ?Pi=z? iP=z?iP???i i=1P i iP? ?z?

A(T+dT;P+dP) =B(T+dT;P+dP)????

???? ?? ? ??????? ? ?A(T+dT;P+dP) =A(T;P) +dA(T;P)??B(T+dT;P+ d

B(T;P) =dA(T;P)?

d

A(T;P) =@a@P

T dP+@a@T P dT???? ???? ????Vm=@@P T ?Sm=@@T P V

AmdPSAmdT=VBmdPSBmdT????

dPdT =SBmSAmV

BmVAm????

LABT =SBmSAm? ????? ? dPdT =LABT(VBmVAm)????

AB!A+B

AB!A++B

i=12 (NN)???? =@G@n P;T @@P T;n =@V@n T;P ????? ?? ?????? ?? ? ?????a=a(P;T)?? ? ??????a=a(P0;T) +RTln(xa)???? x RTx b?? ?? ??? ??????xb=nb=(na+nb)nb=na? = []`C???? d

2n=dnr+drdnrd2ncreee= ((r+dr;t)(r))dt= (@=@r)drdt?

?? ???? ????? ??? =Z Z jdS=jS=DdC=dr(4r2)? ????? ??r=R C=C0= 0 ?? ??r=1C=C1???? ?? ? = 4DRC1? ?? ???? ?????? ?? ??????? ? v=d[A]dt = NAC????

A() =`NX

i" i()Ci???? ?G <0?? ???? ?????? q=It=nFne=mFneM n=mM =ItFne???? n Ln

V=xMxVx

LxM=MVLM

?? ? ?????n=nL+nV??xVnV+xLnL=nxM? ?????nL(xLxV) =n(xMxV)?????nLV L=nV M ? <1?? ?? ?3Cl2+ 6HO!5Cl+ClO3+ 3H2O O

1=2j+ 1 = 3?

????? ???X ap2 = 4R?2r+ 2R=a dG=V dPSdT d=VmdPSmdT???? dPdT =SmVm???? Na E r= Hsubl+ Hion+12 ????G=HTS???? ?? ??????? ?????? ????? ?? ?dG=V dPSdT? ?? ?? ?????? ???? ???S=@G@T P @@T GT P =1T @G@T P GT

2=TS+GT

2=HT 2???? ?? ???? ???i=@G@n i T;P;n j6=i? ???? ?? ?si=@G@t @@T iT P;n i=H2iTquotesdbs_dbs48.pdfusesText_48

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