
кислоты практика
Quiz
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Others
•
1st - 5th Grade
•
Medium

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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Диссоциация HNO3
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
HCL+CU
Answer explanation
Cu= после Н стоит в ряду активности металлов
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Zn+HCL
Answer explanation
HCL ( соляная кислота) взаимодействует со всем МЕ до Н с образованием соли +Н2
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
H2SO4(р)+Fe
Answer explanation
H2SO4(р)серная кислота взаимодействует только с ме стоящими до Н2
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
H2SO4(к)+Fe
Answer explanation
На холоду, серная к-та (к) не взаимодействует с
Fe, AL, Cr
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H2SO4(к) при взаимодействии с щелочными МЕ
H2S+Соль+H2O
S+Соль+H2O
SO2+Соль+H2O
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
H2SO4(к) с ме средней активности образует
H2S+соль+H2O
S+соль+H2O
H2S+Соль+H2O
SO+соль+H2O
SO2+соль +H2O
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