KIỂM TRA BÀI CŨ LỚP 9
9th Grade
•10 Qs
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KIỂM TRA BÀI CŨ LỚP 9
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
minh do
Used 17+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các oxit sau: MgO, P2O5, Fe2O3, CO2, SO2. Chất nào là oxit axit?
MgO, Fe2O3.
P2O5, CO2, SO2.
CO2, SO2.
MgO, P2O5, CO2, SO2.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Các oxit sau: BaO, P2O5, Fe2O3, CO2, SO2. Có bao nhiêu oxit tác dụng với nước?
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các oxit sau: MgO, P2O5, Fe2O3, CO2, K2O. Có bao nhiêu chất là oxit bazơ?
2
3
4
5
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Viết sản phẩm của phản ứng hóa học sau: Li2O + H2O →
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Viết sản phẩm của phản ứng hóa học sau: MgO + HCl →
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Viết sản phẩm của phản ứng hóa học sau: Na2O + SO2 →
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Viết sản phẩm của phản ứng hóa học sau: Ag2O + H2O →
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