Ôn tập GKI - Hóa 9 - 23.24
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
Nguyễn Thu Trang Nguyen
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất làm giấy quỳ tím hóa xanh là
HCl
BaO
SO2
NaOH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào tác dụng với nước?
Fe2O3
K2O
CuO
ZnO
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit sunfuric loãng KHÔNG tác dụng với chất nào sau đây?
Fe
Ag
CaO
Mg(OH)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bazơ nào dưới đây bị nhiệt phân hủy?
KOH
Ba(OH)2
NaOH
Cu(OH)2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dựa vào tính chất hóa học, người ta chia oxit thành mấy loại?
2
3
4
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhiệt phân đá vôi (CaCO3) thu được
CaO
O2
C
CO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hai oxit nào có thể tác dụng với nhau tạo thành muối?
CaO và CO2
CaO và FeO
CO2 và SO2
NO và CO
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