Grundwissen 9.KLasse
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
P Seminar Chemie
Used 3+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Wie lautet die allg. Molekülformel für Alkene?
CnH2n
CnHn+2
CnH2n-2
C2nHn
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Wie lautet die allg. Molekülformel für Alkine?
CnH2n
CnHn+2
CnH2n-2
C2nHn
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Wie nennt man ein unsymmetrisches Molekül mit einem positiven und einem negativen Ladungsschwerpunkt?
Dipol
Ionenverbindung
Salz
Salz als Reinstoff
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Welche Wechselwirkung kann zwischen permanenten Dipolen auftreten?
Teilen der Valenzelektronen
Dipol- Dipol Anziehungskräfte
Lineare Ausrichtung
Dipol-Ionen Wechselwirkungen
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Wie lautet die Edelgasregel ?
Alle Atome/Ionen streben nach Unpolarität
Alle Atome/Ionen streben danach, die stabile Elektronenkonfiguration eines Edelgasatoms zu erreichen
Alle Atome/Ionen streben danach, gasförmig vorzuliegen
6.
MULTIPLE CHOICE QUESTION
20 sec • 3 pts
Was ist eine Elektrolyse ?
Aufspaltung eines Moleküls in einen Reinstoff durch Strom
Analysieren der Molekülstruktur durch elektrischen Strom
Durch Zufuhr von elektrischer Energie erzwungene Redoxreaktion
Elektrische Leitfähigkeit eines Stoffes
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Welcher Begriff Wird hier beschrieben?
Maß für die Stärke eines Atoms, die Bindungselektronen anzuziehen.
Kernladungszahl
pH-Wert
Atomgröße
Elektronegativität
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