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AOC
> Sauerstoff > Flashcards
Sauerstoff Flashcards
(4 cards)
Study These Flashcards
1
Q
Allg. Infos
A
Diatomar, Gasförmig: Farblos
flüssig: bläulich
20% von der Luft
O3 -> Ozon
Inner Paramagnetisch (Triplett&Singulett- Sauerstoff -> Triplett”normal”)
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2
Q
Darstellung Physikalisch
A
Linde Verfahren (Luftverflüssigeung) -> Kompression, Expansion (abkühlung durch Joule-Thompson Effekt), -196°C Verflüssigung, fraktionierte dest.
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3
Q
Darstellung Chemisch
A
Elektrolyse von Wasser (endotherm)
Thermische Zersetzung von 10 KMno4 zu 3 K2MnO4 + 2K2O + 7MnO2 + 6O2 -> o2 steigt wegen dichte auf
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4
Q
Reaktionen
A
Oxidation von metallen -> Massenerhaltung
mit Nichtmetallen (C+O2->CO2, Boyle-Experiment)
Knallgasreaktion
Korrosion -> Fe(anfällig); Al (nicht anfällig)
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AOC
flashcards
Decks in class (5)
# Cards
Wasserstoff
6
Sauerstoff
4
Stickstoff
7
Kohlenstoffgruppe
6
Halogene
1