Reaktionsgleichung
Authored by Florian Bäumchen
Chemistry
8th - 10th Grade
Used 36+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Auf beiden Seiten der Reaktionsgleichung müssen ...
gleich viele Stoffe stehen.
gleiche viele Atome jedes Elements.
immer mindestens zwei Stoffe stehen.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Gib die Koeeffizienten x und y an.
x = 1 , y = 2
x = 1 , y = 1
x = 2, y = 2
x = 2, y = 1
3.
FILL IN THE BLANKS QUESTION
2 mins • 1 pt
x = ?
(a)
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Caesium + Fluor -----> Caesiumfluorid
2 Cs + F2 -----> 2 CsF
2 Cs + 2 F -----> 2 CsF
Cs2 + F2 -----> 2 CsF
2 Cs + F2 -----> Cs2F2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CH4 + O2 -----> O2 + 2 H2O
Richtig
Falsch
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2 Fe + 3 Cl2 -----> 2 FeCl3
Richtig
Falsch
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al2O3 + 6 HI -----> AlI3 +3 H2O
Falsch, es müsste eine "2" vor "AlI3"
Falsch, es müsste "Al2I3" heißen.
Richtig
Falsch, es müsste "AlO3" heißen.
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