При взаимодействии, каких веществ образуется NaNO3:

неорг 8 тема (15-30)

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Others
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1st - 5th Grade
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Medium
Диёра Абдудаева
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
NaOH+HNO
Na2O+H2CO4
Na2SO4+NaCl
NaOH+HCl
NaNH2+H2O
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какова электронная конфигурация атома алюминия?
1s2 2s2 2p6 3s2 3p1
1s2 2s2 2p3
1s2 2s2 2p6 3s2 3p6 3d1 4s2
1s1
1s2 2s2 2p1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
С каким из указанных веществ не реагирует алюминий?
NaOН
HCl
Na
Cl2
CaO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
С какими из выше указанных веществ реагирует гидроксид алюминия?
H2SO4
Na
H2O
N2
NaOН
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какие из указанных металлов являются более активными, чем алюминий?
Ca
Нg
He
Cu
Fe
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В чем растворяется Al2O3?
N2
CuOH
NaOH
H2O
H2SO4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какова электронная конфигурация иона Al3+ ?
1s2 2s2 2p6
1s2
1s22s1
1s2 2s2 2p6 3s2 3p6
1s2 2s2 2p6 3s2 3p1
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