
Basische Lösungen
Authored by Dalila Stumpe
Chemistry
9th Grade
Used 3+ times

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9 questions
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1.
MATCH QUESTION
1 min • 5 pts
Verbinde die folgenden Formeln der Metallhydroxide mit den richtigen Namen.
Kaliumhydroxid
KOH
Kalziumhydroxid
Mg(OH)2
Magnesiumhydroxid
Ca(OH)2
Aluminiumhydroxid
Al(OH)3
Natriumhydroxid
NaOH
2.
CATEGORIZE QUESTION
1 min • 8 pts
Ordne den Kategorien die folgenden Atome, Ionen, Moleküle bzw. Stoffe zu.
Groups:
(a) Metalle
,
(b) Metallionen
,
(c) Metalloxide
,
(d) Metallhydroxide
K+
K2O
LiOH
Na+
Mg
NaOH
KOH
Al2O3
Al3+
K
Na2O
Al
Mg2+
MgO
Mg(OH)2
Ca
3.
FILL IN THE BLANK QUESTION
1 min • 2 pts
Der Name des Teilchens, welches für die basische Eigenschaft verantwortlich ist, lautet
4.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Welche der folgende(n) Aussage(n) ist (sind) korrekt?
Eine basische Lösung besteht aus Metallatomen und Hydroxidionen.
Eine basische Lösung besteht aus Metallionen und Hydroxidionen.
Basische Lösungen entstehen immer beim Lösen von Salzen.
Basische Lösungen entstehen beim Lösen von Metallhydroxiden.
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Beim Lösen von Aluminiumhydroxid entstehen folgende Teilchen.
Al+ + OH-
Al3+ + 3OH-
Al3- + OH3+
Al2+ + 2OH-
6.
MATCH QUESTION
1 min • 5 pts
Ordne den Metallionen die richtige Ladung zu.
3+
K
+
Li
2+
Al
2+
Mg
+
Ca
7.
DROPDOWN QUESTION
1 min • 4 pts
Beim Lösen von Kalziumhydroxid (a) in Wasser entstehen (b) -Ionen und (c) -Ionen im Verhältnis (d) .
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