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Samenvatting H1 Chemie overal 4vwo- scheikunde

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Samenvatting van scheikunde Chemie overal 4 vwo H1 Scheiden en reageren, paragraaf 1.1 t/m 1.4.

Level
VWO / Gymnasium
Course
Scheikunde

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H1.1 Zuivere stof en mengsel

Zuivere stof:

- bestaat uit één soort
bouwstenen, atomen of
moleculen.
o 1 soort atomen =
element
o 2 of meer soorten
atomen = verbinding
- smeltpunt en kookpunt
o temp. tijdens
faseovergang hetzelfde

Mengsel:

- smelttraject en kooktraject
o temp. loopt op tijdens
faseovergang langzaam
op
- soorten mengsels:
o oplossing: helder
mengsel
vloeistoffen/vaste stof +
vloeistof
o suspensie: troebel
mengsel vaste stof + vloeistof
o emulsie: troebel mengsel 2 vloeistoffen (niet goed mengbaar)
 verschil in dichtheid → tweelagensysteem
 emulgator: zorgt ervoor dat emulsie niet ontmengt
 hydrofiel: mengt met water
 hydrofoob: mengt niet met water



H1.2 Scheidingsmethoden

Scheidingsmethoden:

- adsorptie - aanhechtingsvermogen

- bezinken - dichtheid

- chromatografie - oplosbaarheid en
aanhechtingsvermogen

- centrifugeren - dichtheid
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Level
VWO / Gymnasium
Course
Scheikunde
School year
4
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Uploaded on
October 27, 2024
File latest updated on
October 28, 2024
Number of pages
4
Written in
2024/2025
Type
SUMMARY

Subjects

  • scheiden
  • reageren
  • zuivere stof
  • mengsel
  • scheidingsmehoden
  • chemische reacties
  • reactiesnelheid
  • energiediagram
  • botsende deeltjes model
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