
belajar
Quiz
•
11th Grade
•
Practice Problem
•
Hard
Ferdi Syahdani
Used 10+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Vanadium dengan tingkat oksidasi +4 terdapat pada senyawa :
NH4VO2
K4V(CN)6
VSO4
VOSO4
VCl3
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Unsur logam yang mempunyai bilangan oksidasi +5 terdapat pada ion :
CrO42-
Fe(CN)63-
MnO4-
Cr2O72-
SbO43-
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bilangan oksidasi fosfor paling rendah terdapat pada :
PH4Br
PF3
POBr3
PCl5
Ca3(PO4)2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Unsur Mn yang mempunyai bilangan oksidasi sama dengan bilangan oksidasi Cr dalam K2C2O7, terdapat pada senyawa :
KMnO4
K2MnO4
MnSO4
MnO
MnO2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Atom belerang dengan bilangan oksidasi yang sama terdapat pada senyawa-senyawa:
SO2, N2S2O3, NaHSO3
H2S, H2SO3, CuSO4
Na2S2O3, SO3, Na2S
NaHSO4, SO3, H2S2O7
Na2S2O3, H2S2O7, H2S
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Unsur yang menunjukkan bilangan oksidasi paling positif dalam senyawanya, adalah :
oksigen
belerang
nitrogen
klor
karbon
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perubahan bilangan oksidasi unsur nitrogen pada reaksi :
CuS + NO3- ---> Cu2+ + S + NO
adalah :
–3
+3
-2
+2
+5
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