UH REDOKS DAN ELEKTROKIMIA
Authored by Nadea Novasaraseta
Chemistry
12th Grade
Used 3+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi unsur S dalam H₂SO₄ adalah …
-2
0
+2
+4
+6
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi Mn dalam KMnO₄ adalah …
+2
+4
+6
+7
+8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi Cr dalam K₂Cr₂O₇ adalah …
+2
+3
+4
+5
+6
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi N dalam HNO₃ adalah …
+1
+3
+4
+5
-1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi unsur Cl dalam NaClO adalah …
-1
+1
+3
+5
+7
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pada reaksi: Zn + Cu²⁺ → Zn²⁺ + Cu, zat yang bertindak sebagai oksidator adalah …
Zn
Cu
Zn²⁺
Cu²⁺
Cu dan Zn²⁺
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pada reaksi: Fe²⁺ + MnO₄⁻ → Fe³⁺ + Mn²⁺ (dalam suasana asam), zat yang bertindak sebagai reduktor adalah …
Fe²⁺
Fe³⁺
MnO₄⁻
Mn²⁺
H⁺
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