
Oxi - Ozon
Authored by LAM HUYNH
Chemistry
10th Grade
Used 55+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử khí oxi?
O
O2
O3
O4
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Khí oxi có tính ..................................
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử của khí Ozon là?
O
O2
O3
O4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí oxi không thể tác dụng được với:
Fe
S
P
Cl2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào không dùng để điều chế khí oxi?
KMnO4
KClO3
H2O
MnO2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đâu không phải là ứng dụng của khí ozon?
Dùng trong bình dưỡng khí
Tẩy trắng tinh bột
Chữa sâu răng
Làm trong lành không khí
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn phát biểu đúng:
Khí oxi nặng hơn khí ozon
Khí oxi có tính oxi hóa mạnh hơn khí ozon
Khí ozon tan trong nước nhiều hơn khí oxi
Khí oxi hình thành nên tầng ozon
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