
ĐỀ CƯƠNG GIỮA KÌ 1 LỚP 9 NĂM 2021
Quiz
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Chemistry
•
9th Grade
•
Practice Problem
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Medium
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41 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây là oxit axit?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây tác dụng với nước ở điều kiện thường tạo ra dung dịch bazơ tương ứng?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất khí nào sau đây là nguyên nhân gây ra hiệu ứng nhà kính?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức hoá học của sắt (III) oxit là
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất gồm các oxit axit là
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất gồm các oxit bazơ là
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy oxit tác dụng với nước tạo ra dung dịch kiềm là
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