
2020d_Redox
Authored by Peter Nissen
Chemistry
11th - 12th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvad sker der ved en oxidation og en reduktion
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvad sker der, hvis man sætter et stykke jern i en kobber(II)chloridopløsning? (Cu står til højre for Fe i spændingsrækken)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hvorfor er dihydrogen en del af spændingsrækken?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvad er OT for H i OH-?
-1
0
1
2
-2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hvorfor er oxidationstallet for O = -2 og er der nogle undtagelser?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvad er oxidationstallet for Cr i Cr2O72-?
-XIV
-XII
+XII
-VII
+VI
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hvis et atoms oxidationstal er faldet efter en reaktion er forløbet, hvad er atomet så blevet?
Titreret
Reduceret
Ioniseret
Oxideret
Fussioneret
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