
Переходы важнейших окислителей и восстановителей в ОВР
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Анастасия Бородина
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(MnO4)- в кислой среде превращается в
MnO2
(MnO4)2-
Mn2+
Mn3+
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(Cr2O7)2- в щелочной среде переходит в
(CrO4)2-
[Cr(OH)6]3-
Cr(OH)3
Cr2O3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cl2 в ОВР переходит в
Cl+1
Cl-1
Cl+5
Cl+7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cr3+ в щелочной среде переходит в
(CrO4)2-
CrO3
(Cr2O7)2-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2O2 в качестве восстановителя переходит в
H2O
O2
OH-
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N-3 в ОВР превразается в
N2
N+1
N+2
N+4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(MnO4)- в нейтральной среде переходит в
(MnO4)2-
MnO2
Mn(OH)2
Mn2+
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cu+1 в переходит в ОВР в
Cu
Cu+2
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(CrO4)2- в кислой среде в ОВР переходит в
(Cr2O7)2-
Cr(OH)3
Cr2O3
Cr3+
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