
REMEDIAL UH REDOKS DAN TATANAMA

Quiz
•
Chemistry
•
University
•
Medium
Purnomowati Puspoharyono
Used 25+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pernyataan yang salah mengenai reaksi reduksi adalah ....
pelepasan oksigen
pengurangan bilangan oksidasi
penerimaan elektron
zat oksidator
zat reduktor
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi krom dalam senyawa Na2Cr2O7adalah ....
-12
-6
+3
+6
+12
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi Cl yang terbesar terdapat dalam ....
NaCl
KClO
Cl2O
Ca(ClO4)2
Cl2O5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di antara reaksi berikut ini yang tidak termasuk reaksi redoks adalah ....
2Na2S2O3+ I2 → Na2S4O6+ 2NaI
BaO + 2HCl → BaCl2+ H2O
F2+ 2NaCl → 2NaF + Cl2
SnO2+ 2CO → Sn + 2CO2
Fe2O3+ 2Al → Al2O3 + 2Fe
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada reaksi: 4HCl + MnO2 → Cl2 + 2H2O + MnCl2. Zat yang direduksi adalah ....
MnO2
H2O
HCl
MnCl2
Cl2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini diberikan 3 konsep reaksi redoks.
1. Serah terima elektron.
2. Perubahan bilangan oksidasi.
3. Pengikatan dan pelepasan oksigen.
Tahap perkembangan reaksi redoks dari yang sederhana ke pernyataan yang lebih luas adalah ....
1, 2 dan 3
2, 3 dan 1
2, 1 dan 3
3, 1 dan 2
1, 3 dan 2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan reaksi berikut :
Zn + 2AgNO3 →Zn(NO3)2+ 2Ag.
Perubahan bilangan oksidasi yang terjadi pada Zn dan Ag berturut-turut adalah ....
0 →+2 dan +3 → 0
+1 → 0 dan +2 → 0
0 → +2 dan +1 → 0
+2 → 0 dan +1 → 0
+1 → +2 dan +3 → 0
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