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Quiz
•
Chemistry
•
9th Grade
•
Hard
Ngân (Liana)
Used 1+ times
FREE Resource
59 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các oxit sau SO2;CuO;P2O5;N2O5, ô-xit bazơ là
CuO
SO2
P2O5
N2O5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các oxit sau:CuO; Al2O3; SO3; CO;Fe2O3; CO2;CaO số oxit tác dụng với NaOH là
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tiêu chí chính để xếp một oxit thuộc loại oxit nào là
Khả năng phản ứng với axit và kiềm
Số phân tử oxi có trong phân tử
Độ tan trong nước
Thành phần và hoá trị của nguyên tố tạo nên oxit
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit bazơ được làm chất hút ẩm trong phòng thí nghiệm là
ZnO
CuO
CaO
PbO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
oxit axit được làm chất hút ẩm trong phòng thí nghiệm là
SO2
SO3
N2O5
P2O5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sao đây là oxit lưỡng tính
ZnO
CuO
CaO
BaO
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây là oxit trung tính
NO
N2O5
P2O5
Cl2O7
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