
Hóa 9

Quiz
•
Science
•
9th Grade
•
Medium
VoNguyen Nguyennhat
Used 3+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất tác dụng với nước tạo ra dung dịch axit là
CaO
BaO
Na2O
SO3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxit nào sau đây là oxit lưỡng tính?
Al2O3
CO2
K2O.
SO3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất tác dụng với nước tạo ra dung dịch bazơ là
CO2.
Na2O
SO2.
P2O5.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy kim loại nào sau đây đều tác dụng với dung dịch axit HCltạo thành muối và giải phóng khí H2?
Cu, Ag, Mg, Al
Mg, Zn, Cu, Al
K, Ca, Fe, Mg
Fe, Ag, Zn, Al
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thuốc thử dùng để nhận biết dung dịch HCl và dung dịch H2SO4 là
K2SO4.
Ba(NO3)2
NaCl
NaNO3.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bazơ nào sau đây bị nhiệt phân hủy tạo ra oxit bazơ và nước
Cu(OH)2.
Ca(OH)2
NaOH
KOH
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bazơ nào sau đây không bị nhiệt phân hủy tạo ra oxit bazơ và nước
Cu(OH)2.
Mg(OH)2
Fe(OH)3.
NaOH.
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