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Samenvatting scheikunde hoofdstuk 1 havo 3 {NOVA}

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Paragraaf 1.1 t/m 1.4. Op basis van tekstboek en uitleg van docent

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Leerdoelen 1.1:
 Verschil tussen natuurlijke en synthetische materialen
- Natuurlijk materiaal: worden uit natuur gewonnen
- Synthetisch materiaal: door de mens gemaakt


 Grondstoffen
- Materialen die als basis dienen voor het maken van bijv. stoffen en
producten


 Composiet
- Een nieuw samengesteld materiaal, ontwikkeld door 2 of meer
materialen te combineren


 Materiaal- en stofeigenschappen
- Hebben hun eigen specifieke kenmerken
- Dichtheid, oplosbaarheid, smelt- en kookpunt en elektrische
geleidbaarheid


 Berekeningen met dichtheid
- Hoe groot de massa is per volume-eenheid = dichtheid
- ρ de dichtheid in gram per kubieke centimeter (g/cm³)
m de massa in gram (g)
v het volume in kubieke centimeter (cm³)
-




Begrippen:
Hydrofiel = stoffen die goed in water oplossen/materialen die goed water opnemen
Hydrofobe = stoffen die slecht in water oplossen/materialen nemen slecht water op
Smeltpunt = temperatuur waarbij een stof van vast naar vloeibaar gaat
Kookpunt = temperatuur waarbij een stof van vloeibaar naar gas gaat
Elektrische geleidbaarheid = grootheid die aangeeft hoe goed stoffen en materialen de
elektrische stroom kunnen geleiden

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Institution
Secondary school
Level
Course
School year
3

Document information

Summarized whole book?
No
Which chapters are summarized?
Hoofdstuk 1
Uploaded on
April 20, 2023
Number of pages
4
Written in
2021/2022
Type
SUMMARY

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