
Quiz Reaksi Redoks
Quiz
•
Chemistry
•
10th Grade
•
Hard
Susrina Susrina
Used 1+ times
FREE Resource
53 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan persamaan reaksi berikut! (1) PbO2 Pb2+ (2) C2O42- 2CO2 (3) MnO4- MnO2 (4) Cl2 2ClO3 Reaksi yang merupakan reaksi reduksi adalah ...
(1) dan (2)
(1) dan (3)
(2) dan (3)
(2) dan (4)
(3) dan (4)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gas nitrogen monoksida merupakan gas yang tidak berwarna dan beracun. Gas tersebut dapat dihasilkan dari reaksi asam sulfida dengan asam nitrat, dengan persamaan reaksi berikut: 3H2S(g) + 2HNO3(aq) + 6H+(aq) 2NO(g) + 2S(s) + 4H2O(l) Spesi yang merupakan oksidator adalah...
H2O
HNO3
NO
S
H2O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada persamaan reaksi redoks: aCU(s) + bNO3-(aq) + H+ cCU2+(aq) + NO(g) + dH2O(l) Harga koefisien a, b, c, dan d berturut-turut adalah...
2, 1, 2, dan 2
2, 1, 2, dan 4
3, 2, 3, dan 4
4, 1, 2, dan 4
4, 1, 2, dan 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur yang memiliki bilangan oksidasi sama, dengan unsure Cl di dalam HClO3 adalah...
Cr dalam ion CrO42-
Fe dalam ion Fe(CN)63-
Cr dalam ion cr2O72-
Sb dalam ion SbO43-
Mn dalam ion MnO4-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Di antara persamaan reaksi berikut, yang merupakan reaksi redoks adalah...
NaOH(s) + HCl(aq) → NaCl(aq) + H2O(l)
CaSO4(aq) + 2LiOH(aq) → Ca(OH)2(s) + Li2SO4(aq)
Mg(OH)2(s) + 2 HCl(aq) → MgCl2(aq) + 2H2O(l)
BaCl2(aq) + H2SO4(aq) → BaSO4(s) + 2 HCl(aq)
MnO2(s) + HCl(aq) → MnCl2(aq) + 2H2O(l) + Cl2(g)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan reaksi: aK2Cr2O7(aq) + bHCl(aq) KCl(aq) + CrCl3(aq) + cCl2(g) + dH2O(l) Jika reaksi di setarakan, maka harga b,c, dan d yang paling tepat adalah...
14, 2, dan 2
14, 2, dan 7
14, 3, dan 7
2, 2, dan 7
2, 3, dan 7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zat manakah yang mengalami reaksi autoredoks/disproporsional berikut perubahan bilangan oksidasinya?
Natrium dari biloks -1 menjadi 0 dan +1
Natrium dari biloks -2 menjadi -1 dan 0
Oksigen dari biloks -2 menjadi -1 dan +1
Klorin dari biloks 0 menjadi -1 dan +1
Klorin dari biloks 0 menjadi -1 dan +2
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