
Redoks

Quiz
•
Chemistry
•
10th Grade
•
Hard
Errie Rie
Used 11+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi alumunium dalam Al2O3 adalah ...
-1
0
+1
+2
+3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi S dalam senyawa S2O72–adalah ....
-2
-4
-6
+4
+6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan pernyataan berikut
1) reaksi pelepasan hidrogen
2) reaksi penurunan bilangan oksidasi
3)reaksi pembebasan elektron
4)reaksi pengikatan elektron
Dari pernyataan diatas yang merupakan konsep dari reaksi reduksi adalah ....
(2), (4)
(1), (2), (3)
(1), (3)
(3) (4)
(2) (3)
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Reaksi berikut yang merupakan redoks adalah ….
AgNO3 + NaCl → AgCl + NaNO3
SO3 + KOH → K2SO4 + H2O
Cl2 + SO2 + H2O → HCl + H2SO4
CuO + 2H → Cu2 + H2O
NaOH + HCl → NaCl + H2O
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Reaksi berikut termasuk reaksi oksidasi jika dilihat dari kemampuan menerima atau melepaskan oksigen adalah
2Na2O → 4 Na + O2
2Na2O2 →2 Na2O + O2
2 BaO2 →2 BaO + O2
2K + O2 →2K2O
CO2 → C + O2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi atom Cl tertinggi di antara senyawa berikut adalah …
HCl
KClO
KCl
KClO3
KClO2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
CuO + H2 → Cu + H2O
Yang bertindak sebagai Oksidator adalah …
H2
CuO
H2O
Cu
H2 dan CuO
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