
Ulangan reaksi redoks 2020

Quiz
•
Chemistry
•
Professional Development
•
Hard
Sukiran Yuni
Used 109+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini pernyataan yang tepat mengenai
reaksi reduksi adalah ….
1) Reaksi penangkapan elektron
2) Reaksi penangkapan oksigen
3) Reaksi penurunan bilangan oksidasi
4) Reaksi pelepasan elektron
1 dan 2
1 dan 3
2 dan 3
3 dan 4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan oksidasi unsur C dalam CO2 adalah …
0
-2
+2
+4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan oksidasi Mn dalam KMnO4 adalah ….
0
+2
+5
+7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan oksidasi unsur klorin paling kecil adalah ….
Cl2
KClO
Cl-
ClO2-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pernyataan yang benar mengenai oksidator adalah …
1) Zat yang mengalami reduksi
2) Zat yang mengalami oksidasi
3) Zat yang mengikat oksigen
4) Zat yang menerima elektron
1 dan 2
2 dan 3
3 dan 4
1 dan 4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur bromin berikut yang tidak dapat bertindak sebagai reduktor adalah ….
KBrO4
KBr
Br2
KBrO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi berikut yang merupakan reaksi redoks adalah ….
HCl + NaOH→ NaCl + H2O
Ca(OH)2 +H2SO4 → CaSO4 + 2H2O
2Al + 6HCl → 2AlCl3 + 3H2
MgCl2 + Na2SO4 → 2NaCl +MgSO4
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