Pasangan yang tepat antara reaksi dan jenis reaksinya adalah ….

Reaksi Redoks X

Quiz
•
Chemistry
•
1st Grade
•
Hard
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bi2O3 → BiO3-
Reduksi
Br2 + 2e → 2 Br -
Oksidasi
C2H4 → C2H6
Reduksi
C2O42- → CO2
Oksidasi
NO3- → NO
Oksidasi
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dari reaksi di bawah ini, yang tergolong reaksi redoks adalah …
ZnCO3 → ZnO + CO2
BaCl2 + H2SO4 → BaSO4 + 2 HCl
g+ + Cl - → AgCl
Na+ + Br - → NaBr
Cu2O + CO → 2Cu + CO2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rumus kimia senyawa tembaga (II) oksida adalah ….
CuO
CuO2
Cu2O
CuO4
Cu2O4
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi atom Mn yang sama dengan bilangan oksidasi atomCr pada senyawa Cr2O3 terdapat pada senyawa ….
MnO
MnCl3
Mn2O72-
MnSO4
Mn(NO3)2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Perhatikan persamaan reaksi berikut
2KMnO4 + 5H2O2 + 6HCl → 5O2 + 2MnCl2 +8H2O + 2KCl
Atom-atom yang mengalami perubahan bilangan oksidasi dalam reaksi tersebut adalah …
Mn dan H
Mn dan O
K dan Cl
Cl dan O
H dan K
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nama senyawa dari Cl2O, Cl2O3, Al2O3 berturut-turut adalah ….
dikloro monoksida, kloro oksida, aluminium oksida
dikloro monoksida, dikloro trioksida, aluminium oksida
dikloro oksida, dikloro trioksida, aluminium trioksida
kloro oksida, dikloro monoksida, aluminium trioksida
kloro monoksida, kloro dioksida, aluminium dioksida
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bilangan oksidasi atom C paling rendah terdapat pada senyawa ….
CO
CH4
C2H6
CaC2
NaHCO3
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