REAKSI REDOKS
Quiz
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
hany enggar
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25 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Bilangan oksidasi Mn paling tinggi terdapat pada senyawa ...
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Bilangan oksidasi Cl dalam KClO2 yaitu ...
-1
+1
+3
+5
+7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan senyawa berikut!
Amonium klorida
Kalium nitrat
Dinitrogen trioksida
Asam nitrat
Di antara senyawa-senyawa tersebut yang mempunyai unsur N dengan bilangan oksidasi +5 yaitu ...
1 dan 4
2 dan 3
2 dan 4
1, 2, dan 3
2, 3, dan 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan persamaan reaksi redoks di bawah ini!
3Cu(s) + 8HNO3(aq) --> 3Cu(NO3)2(aq) + 2NO(g) + 4H2O(l)
Spesi kimia yang bertindak sebagai oksidator dan hasil oksidasinya berturut-turut adalah ....
Cu dan NO
HNO3 dan NO
HNO3 dan H2O
Cu dan Cu(NO3)2
HNO3 dan Cu(NO3)2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur logam yang mempunyai bilangan oksidasi +5 terdapat pada ion...
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur klor dalam senyawa dapat ditemukan dengan bilangan oksidasi dari +1 hingga +7. Dari ion-ion ClO-, ClO4-, dan Cl- yang tidak dapat mengalami reaksi disproporsionasi adalah...
dan
dan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan reaksi berikut.
4HCl(aq) + 2S2O32-(aq) --> 2S(s) + 2SO2(g) + 2H2O(l) + 4Cl-(aq)
Bilangan oksidasi S berubah dari...
+2 menjadi 0 dan +4
+3 menjadi 0 dan +4
+4 menjadi +2 dan 0
5 menjadi -2 dan +4
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