PENYETARAAN REAKSI REDOKS KELAS 12.MIPA
Quiz
•
Chemistry
•
12th Grade
•
Hard
Eni Hartini
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi Mn dalam ion MnO4- adalah
+1
+3
+4
+5
+7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi Cr dalam K2Cr2O4 adalah
0
+1
+2
+3
+6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi : Cl2 → ClO3- termasuk setengah reaksi :
reduksi
oksidasi
tidak mengalami perubahan bilangaa oksidasi
netralisasi
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi : Cl2 → ClO3- , unsur Cl mengalami perubahan bilangan oksidasi dari .... ke ...
0 ke +1
-2 ke 0
0 ke + 3
0 ke +5
+2 ke +5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi Cr2O72- → Cr3+ adalah setengah reaksi :
reduksi
oksidasi
tidak mengalami perubahan bilangan oksidasi
netralisasi
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada setengah Reaksi Cr2O72- → Cr3+ , mengalami perubahan bilangan oksidasi dari .....ke .... :
+2 ke +3
+6 ke +5
+6 ke +3
+14 ke +3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unsur apa yang mengalami kenaikan bilangan oksidasi dan berubah dari ...ke....
Cl2 + NaOH → Na Cl + Na ClO + H2O
Cl , dari 0 ke -1
Cl , dari 0 ke +1
Na , dari 0 ke +1
O , dari 0 ke +1
H , dari 0 ke +1
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