
Неорганика 2
Quiz
•
Chemistry
•
University
•
Hard

Salmina Abdullayeva
Used 2+ times
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31 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
В какой из указанных реакции углерод играет роль окислителя?
C+O2=CO2
2C+O2=2CO
C+2H2=CH4
C+CuO=CO+Cu
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Какова среда раствора, если [OH]=10 моль/л?
кислая
Щелочная
Нейтральная
Слабокислая
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
С какими из указанных веществ реагирует FeO?
H2O
HCl
NaO2
KCl
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Растворы, каких веществ имеют кислую реакцию среды (рН<7)?
FeCl3
NaFeO2
Na3FeO3
KFeO2
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
С какими из указанных веществ реагирует разбавленная серная кислота?
Hg
Al2O3
BaSo4
Cu
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
С какими из указанных веществ взаимодействует сульфид натрия с образованием сульфида свинца (II)?
Pb(CH3COO)2
Pb(NO3)2
PbO
Pb(OH)2
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Растворы, каких из указанных веществ имеют, щелочную реакцию среды, если рН>7?
Ba(OH)2
CaCl
KCL
Ba(NO3)2
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