Reaksi Redoks

Quiz
•
Chemistry
•
11th - 12th Grade
•
Hard
HERU SUHERDA
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Di antara reaksi-reaksi tersebut di bawah ini yang merupakan contoh reaksi redoks adalah ….
AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq)
2KI(aq) + Cl2(aq) → I2(s) + 2KCI(aq)
NH3(aq) + H2O(l) → NH4+(aq) + OH-(aq)
NaOH(aq) + CH3COOH(aq) → CH3COONa(aq) + H2O(l)
Al2O3(S) + 2NaOH(aq) → 2NaAlO2(aq) + H2O(l)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bilangan oksidasi C dalam CaCO3 adalah ....
-5
+5
-1
+1
+4
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bilangan oksidasi Cr dalam K2Cr2O7 adalah...
-12
+5
-6
+6
+12
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Di antara senyawa-senyawa klorin di bawah ini, Cl yang mempunyai bilangan oksidasi tertinggi adalah...
Cl2
Cl –
HCl
NaCl
HClO2
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada reaksi Cl2 + SO2 + H2O → HCl + H2SO4 , zat yang berperan sebagai oksidator adalah...
Cl2
SO2
HCl
H2SO4
H2O
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada reaksi KClO3 + 3S → 2KCl + 3SO2 , KClO3 merupakan...
Oksidator
Reduktor
Produk
Katalisator
Oksidasi
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Reaksi oksidasi adalah...
reaksi penurunan bialangan oksidasi
reaksi pelepasan oksigen
reaksi melepaskan elektron
reaksi menerima proton
reaksi mengikat elektron
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