
Hóa 8_HKII
Authored by Phan Thi
Instructional Technology
9th Grade
Used 1+ times

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38 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất X được tạo thành tử oxygen và một nguyên tố khác. Chất X thuộc loại chất gì cho dưới đây?
Muối
Acid
Base
Oxide
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi carbon dioxide ứng với công thức nào sau đây?
CO2
CO
C2O
H2CO3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi carbon dioxide ứng với công thức nào sau đây?Chất nào sau đây là oxide base?
CO2
CaO
SO3
Ba(OH)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây tác dụng được với dung dịch NaOH?
Na2O
CaO
SO3
Fe2O3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là oxide lưỡng tính?
SO2
CaO
Al2O3
Fe2O3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây tác dụng được với dung dịch HCl?
HNO3
NaCl
CO2
Fe2O3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho sơ đồ phản ứng sau:
Ca(OH)2 + ? → CaCO3 + H2O
Biết ở vị trí dấu hỏi (?) là một oxide, đó là chất nào sau đây?
H2CO3
CO2
SO2
CO
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