cristachimie.py

Created by condouarthur

Created on June 02, 2022

1.27 KB


# Type your text here
deltaE=Em-En=hc/lambda
lambda=cT=c/nu

A   nb masse(p+n=nucléon)  X
Z   n°at(p)

10^-27kg(at)
10^-10m(at)
10^-15m(noy)

n appartit N*
l [|0,n-1|]
m(magnétq) [|-l,l|]
s(spin) +-1/2

1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10

1Klechkowsky=ordre (n+l) croissant
2Hund=config la +stable=>spin max|^|^
3Pauli=pas ^m nb quant = (2e-d'1^m atom)

isotope:^mZ différentA

1(alcalins)2(alcalino-terreux)
3-12(métaux transi°)
13(terreux)14(carbonides)
17(halogènes)18(gaz rares)
s             p
      d       
      f 

1/lambda=Rh(1/n^2-1/m^2)

si FE3+=>enlever 3e- del astruc elec

n=1 état fondamental
n>1 état excités
n->infini état ionisé

éléments de transi°=couche incomplète=métalliq

alcalin=>reducteur
halognène=>oxydant(+ de bas en haut)
m+M/Na
ro+m(pop mail)/Vmail
C(compcité)=Vocc/Vmail
coord=nb de +prochvoisin

cristx ioniq (Cs^+Cl^-)
a^2+(arac(2))^2=(2r-+2r+)^2
arac(3)=2r-+2r+
r-+r+=arac(3)/2

CfCC
motifs:8+6=14
coord:12
pop:8*1/8+6*1/2=4
C=4*4/3pir^3/a^3=0,74
a^2+a^2=(4r)^2
2a^2=(4r)^2
rac(2)a=4r => a=2rac(2)r
sites oct:4(par mail)
habitabilité:a=2r+r0
sites tétr:8 et hab:rT=(rac(3)/2-1)r

CCnonC
motif:8+1
cord8  pop8*1/8+1=2
C=2*4/3pir^3/a^3 <CcubfC
(4r)^2=a^2+(arac(2))^2
a=4/rac(3)r
sites oc:6 (6*1/2+12*1/4)
sites tét:12

During your visit to our site, NumWorks needs to install "cookies" or use other technologies to collect data about you in order to:

With the exception of Cookies essential to the operation of the site, NumWorks leaves you the choice: you can accept Cookies for audience measurement by clicking on the "Accept and continue" button, or refuse these Cookies by clicking on the "Continue without accepting" button or by continuing your browsing. You can update your choice at any time by clicking on the link "Manage my cookies" at the bottom of the page. For more information, please consult our cookies policy.