Chimie Chap 2 (part 1) Flashcards

1
Q

Matiere

A

Fait de particules, espacer. retenues par la force, particule tjrs en mouvements

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1
Q

Solide

A

Mvt: Vibration faible
Disposition des particules: Tres ordonnes
Forme/Volume Definis

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2
Q

Liquide

A

Mvt: Vibration, rotation, translation faible
Disposiion: Desordre
Change forme mais meme volume

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3
Q

Gaz

A

Mvt: Translation forte. rotation, vibration
Disposition:Desordre
Pas de forme et occupe tout espace

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4
Q

L’etat d une substance depend de (changement de phase)

A

Niveau d’interaction, energie cinetique

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5
Q

Un gain suffisant d’energie cinetique

A

Brise les liasions

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6
Q

Une perte suffisantes d’energie cinetique

A

le rapprochement des particules et la formation des liaisons

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7
Q

Theorie cineetiques

A

Mvts des particules gazeuses, energie cinetique

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8
Q

Energie cinetiques depend de

A

la masse et volume (ex; + particule grand=deplace plsu vite=plus energie cinetique est grande)

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9
Q

Travaux de maxwell et boltzman dit

A

T augement=augmente vitess=energie cinetique augement

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10
Q

Compressibilities

A

diminue volume sous l effet de force

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11
Q

Expansion

A

Se diluer pour prendre tout la place

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12
Q

Diffusion

A

Substance gazeuse se melangent

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13
Q

Effusion

A

Gaz s’echappe par une petite ouverture

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14
Q

A une meme temperature

A

Gaz plus leger deplace a vitess moyenne plus vite

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15
Q
A