
OXYGEN
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Hard
Võ Minh Tân
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Khí oxygen không có tính chất vật lý nào sau đây
Không màu
Không mùi
tan nhiều trong nước
Nặng hơn không khí
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Hóa chất dùng để điều chế khí oxygen trong phòng thí nghiệm là
CuO
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đốt cháy dây sắt (iron) trong bình chứa khí oxygen ta thu được sản phẩm là
FeO
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Phản ứng nào sau đây là phản ứng phân hủy
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đâu là basic oxide (oxit bazo)
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tên gọi của FeO là
iron oxide
iron (II) oxide
iron(III)oxide
iron (II,III)oxide
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Chất khí chiếm tỉ lệ theo thể tích lớn nhất trong không khí là
Oxygen
Nitrogen
Carbon dioxide
khí hiếm
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