ULANGAN HARIAN REDOKS KELAS X
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
ARIF SULISTYARINI
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30 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pernyataan yang benar tentang reaksi oksidasi adalah....
mengikat pasangan elektron
mengikat oksigen
menerima elektron
penurunan bilangan oksidasi
peristiwa pelepasanoksigen
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada reaksi redoks, REDUKTOR merupakan...
zar yang mengalami oksidasi
zat yang mengalami reduksi
zat yang menerima elektron
zat yang mengalami penurunan biloks
zat yang melepaskan oksigen
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dari beberapa reaksi berikut yang merupakan reaksi oksidasi adalah....
C(s) + O2 (g) ---> CO2(g)
2 SO3 (g) ---> 2 SO2 (g) + O2 (g)
KClO3 (s) ---> KClO (s) + O2(g)
Cl2 (g) + 2e ---> 2 Cl-
Fe 2+ (aq) +2e ---> Fe3+
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi Al dalam senyawa Al2O3 adalah …
+1
+2
+3
+4
+6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi Br dalam ion BrO2- ....
+3
-3
+4
-4
-1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi Cl dalam senyawa NaClO3 ...
-1
-2
+3
+5
+7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi N dalam ion NO3- ......
-2
-5
+3
+5
-3
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