Tentukan biloks unsur yang di garis bawahi berikut:
NaH2PO4
Remedial Redoks
Quiz
•
Chemistry
•
2nd Grade
•
Medium
Resa Fazarwati
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
3 mins • 10 pts
Tentukan biloks unsur yang di garis bawahi berikut:
NaH2PO4
2.
FILL IN THE BLANK QUESTION
3 mins • 10 pts
Tentukan biloks unsur yang di garis bawahi berikut:
NaHSO4
3.
FILL IN THE BLANK QUESTION
3 mins • 10 pts
Tentukan biloks unsur yang di garis bawahi berikut:
H2S2O7
4.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Unsur Mn yang mempunyai bilangan oksida sama dengan bilangan oksida Pb dalam PbCl2 adalah ....
KMnO4
K2MnO4
MnSO4
Mn2O3
MnO2
5.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Reaksi yang melibatkan Cu sebagai reduktor adalah
(1) Cu + 4HNO3 → Cu(NO3)2 + 2NO2 + 2H2O
(2) 2CuSO4 + 4KI → 2CuI + I2 + 2K2SO4
(3) Cu + 2H2SO4 → CuSO4 + SO2 + 2H2O
(4) 2CuO → 2Cu + O2
1, 2, dan 3
1 dan 3
2 dan 4
1, 2, 3, dan 4
6.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Mangan yang tidak dapat dioksidasi lagi adalah ….
MnO4–
MnO2
Mn2+
MnO42–
7.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Perhatikan reaksi berikut:
3CuO(s) + 2NH3(g) ⟶ 3Cu(s) + 3H2O( ) + N2(g)
Zat yang berperan sebagai oksidator adalah ....
CuO
NH3
Cu
H2O
N2
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