
Oxide - Kết nối 8
Authored by Thỉnh Hữu
Science
8th Grade
Used 21+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất X được tạo thành từ oxygen và một nguyên tố khác. Chất X thuộc loại chất gì cho dưới đây?
Acid
Muối
Base
Oxide
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi sulfur trioxide ứng với công thức nào sau đây?
CO2
SO2
CO
SO3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là oixde base
CO2
BaO
SO2
Mg(OH)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây tác dụng được với dung dịch NaOH
Na2O
CaO
SO2
Fe2O3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là oxide lưỡng tính
Fe2O3
CaO
SO3
Al2O3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho sơ đồ phản ứng sau: Ca(OH)2 + ? --> CaCO3 + H2O
Biết ở vị trí dấu "?" là một oxide, đó là chất nào sau đây?
H2CO3
SO2
CO
CO2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất sau đây chỉ gồm các oxit:
MgO, Ba(OH)2, CaSO4, HCl
MgO, CaO, CuO, FeO
SO2, CO2, NaOH, CaSO4
CaO, Ba(OH)2, MgSO4, BaO
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