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ETATS DE LA MATIERE
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Exam of 3 pages for the course LPSP1202 - Chapitre 12 - Troubles du sommeil at LPSP1202 - Chapitre 12 - Troubles du sommeil (ETATS DE LA MATIERE)
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ETATS DE LA MATIEREGrandeur extensive- ✅Dépend de la quantité de matière n du système,
additionnable
Grandeur intensive- ✅Indépendant de la quantité de matière n du système
Corps pur- ✅Etat homogène constitué de particules identiques : atome, ion
molécule
Mélange- ✅Etat homogène constitué de particules non identiques
Force et énergie ioniques attractive-✅Varie en 1/r^2 et 1/r
Force et énergie dipôles-ions attractive-✅Varie en 1/r^4 et 1/r^3
Force et énergie dipôles-dipôles attractive-✅Varie en 1/r^7 et 1/r^6
Forces répulsives-✅Intensité supérieur à celle des forces attractives, de
courte portée et varie en 1/r^12
✅
Distance d'équilibre- Distance à laquelle semblerait se trouver l'ensemble
des particules, de manière immobile, si elles étaient à une température de
0K
Energie cinétique de translation moyenne- ✅=(3/2)*k*T
✅Cristallisation totale
Solide vrai-
Pseudo-solide amorphe-✅Cristallisation partielle
Etat amorphe-✅Verre = liquide très visqueux
Etat plasma-✅Gaz d'ions
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