
redoks dan elektrokimia

Quiz
•
Chemistry
•
12th Grade
•
Easy
tyasmintohastuti Tyas
Used 6+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini merupakan aplikasi penggunaan sel elektrolisis, kecuali ...
Batu Baterai
Pembuatan NaOH
Pemurnian logam
Penyepuhan
Pembuatan gas
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fungsi jembatan garam pada sel volta adalah ...
Tempat terjadi rekasi reduksi
Tempat terjadinya reaksi oksidasi
Menyeimbangkan ion-ion dalam larutan
mengalirkan arus listrik
Mengasamkan larutan
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada perubahan
, unsur klor mengalami perubahan biloks sebesar ...+6
+5
0
-5
-6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini yang merupakan rekasi oksidasi adalah ...
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan persamaan reaksi redoks berikut!
MnO4-(aq) + SO32-(aq) → Mn2+(aq) + SO42-(aq)
Bilangan oksidasi dari zat yang bertindak sebagai reduktor dan zat hasil oksidasi berturut-turut adalah....
+8 dan MnO4-
+7 dan SO32-
+6 dan Mn2+
+5 dan SO32-
+4 dan SO42-
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui notase sel Volta: Mg|Mg2+||Sn2+|Sn Eo = 2,23 V. Gambar sel Volta yang benar adalah ....
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu reaksi redoks :
aBr2 (aq) + bOH– (aq) → cBrO3– (aq) + dBr–(aq) + eH2O (l)
Harga a, b, c dan a berturut-turut agar reaksi redoks di atas setara adalah ….
3, 6, 5, 1, 3
3, 6, 1, 5, 3
6, 1, 5, 3, 3
6, 1, 3, 5, 3
1, 5, 3, 6, 3
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