Jika reaksi:
Cu2+(aq) + NO(g) → Cu(s) + NO3–(aq) (belum setara) dilengkapi maka persamaan reaksi itu akan mengandung ....
PENYETARAAN REAKSI REDOKS
Quiz
•
Chemistry
•
12th Grade
•
Hard
Syahbaniar Syahbaniar
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 16 pts
Jika reaksi:
Cu2+(aq) + NO(g) → Cu(s) + NO3–(aq) (belum setara) dilengkapi maka persamaan reaksi itu akan mengandung ....
10 H+ dan 5 H2O
8 OH– dan 4 H2O
8 H+ dan 4 H2O
4 OH– dan 2 H2O
4 H+ dan 2 H2O
2.
MULTIPLE CHOICE QUESTION
5 mins • 16 pts
Setengah reaksi reduksi NO3– menjadi N2O adalah sebagai berikut.
a NO3–(aq) + b H+ + 8 e– ⎯⎯→ c N2O(g) + d H2O(l)
Nilai a dan b yang cocok adalah ….
2, 5
2, 10
, 1, 4
1, 5
3, 5
3.
MULTIPLE CHOICE QUESTION
3 mins • 16 pts
Koefisien dari a, b, c, d adalah 2, 5, 5, 2
4.
MULTIPLE CHOICE QUESTION
15 mins • 16 pts
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, 1, 5, 3
3, 6, 5, 1, 3
6, 1, 5, 3, 3
6, 1, 3, 5, 3
1, 5, 3, 6, 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 16 pts
Diketahui reaksi :
aZn + bNO3– → c Zn2+ + NH4+ (suasana asam)
Jika reaksi diatas disetarakan makan koefisien a, b, dan c berturut-turut adalah . . .
4, 1, 1
4, 1, 2
4, 1, 3
4, 1, 4
4, 1, 5
6.
MULTIPLE CHOICE QUESTION
30 sec • 16 pts
Jika MnO4– ⟶ MnO2 bereaksi dalam suasana basa, koefisien elektron adalah…
3
4
5
6
7
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