оксиды
Quiz
•
Chemistry
•
1st - 5th Grade
•
Practice Problem
•
Medium
Ума Эфендиева
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксид серы(VI) реагирует с
нитратом натрия
хлором
оксидом алюминия
оксидом кремния
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксид железа(III) реагирует с
гидроксидом меди(II)
хлоридом магния
серной кислотой
оксидом алюминия
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Среди веществ: KOH, CaO, H2O, HCl — в реакцию с оксидом фосфора(V) вступает(-ют)
только KOH
KOH и CaO
KOH, CaO и H2O
все перечисленные вещества
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Продуктами реакции разбавленной серной кислоты с оксидом алюминия являются
= Al2(SO4)3 + H2
= Al2O3 + H2O + SO2
= Al2O3 + H2 + SO3
= Al2(SO4)3 + H2O
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Реакция возможна между оксидами
CuO и H2O
MgO и K2O
CO2 и SO2
Na2O + Al2O3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксид цинка при нормальных условиях реагирует с каждым из двух веществ
Na2O и H2O
HNO3 и CO
SiO2 и Ag
NaOH и HCl
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Оксид кальция реагирует с
K2O
SO2
N2O
MgO
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