
Ôn tập giữa kì Hóa 9
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Easy
Oni-on Nakiri
Used 61+ times
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68 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Oxit nào sau đây là oxit trung tính?
NO
N2O5
P2O5
CL2O7
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Chất tác dụng với nước tạo ra dung dịch bazo là:
K2O
CuO
CO
SO2
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Chất tác dụng với nước tạo ra dung dịch axit là:
K2O
CuO
P2O5
CaO
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Oxit tác dụng với nước tạo ra dung dịch làm quỳ tím hóa xanh là:
CO2
P2O5
Na2O
MgO
5.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Oxit khi tác dụng với nước tạo ra dung dịch làm quý tìm hóa đỏ là:
CO2
SO3
SO2
K20
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Vôi sống có CTHH là:
CA
CA(OH)2
CACO3
CAO
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Dãy chất sau đây chỉ gồm các oxit:
MgO, Ba(OH)2, CaSO4, HCl
MgO, CaO, CuO, FeO
SO2, CO2, NaOH, CaSO4
CaO, Ba(OH)2, MgSO4, BaO
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