
ÔN TẬP ĐẦU NĂM - HÓA 9
Authored by Dao Hong Tham
Chemistry
9th Grade
Used 18+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức hóa học tạo bởi C (IV) và O là
C4O
CO
CO2
C2O
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức hóa học tạo bởi Fe (III) và SO4 là
FeSO4
Fe2(SO4)3
Fe3SO4
Fe3(SO4)2
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong các oxit sau, đâu là oxit bazơ?
K2O, Ag2O, N2O5, SO2, CuO, CO2, P2O5, MgO, SiO2, FeO
N2O5, SO2, CO2, P2O5, SiO2
N2O5, SO2, CO2, P2O5, K2O
Ag2O, CuO, MgO, FeO, SiO2
K2O, Ag2O, CuO, MgO, FeO
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Dãy chất chỉ chứa axit là
HCl, KOH, HNO3, H2S
HCl, H2SO4, HNO3, H2S
KOH, KNO3, HNO3, KCl
KOH, NaOH, Ca(OH)2, Fe(OH)2
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Dãy chất chỉ chứa bazơ là
NaOH, KOH, Cu(OH)2, Al(OH)3
NaOH, NaCl, NaNO3, Na2O
NaOH, KOH, Cu(OH)2, KNO3
HCl, HNO3, HCl, H2SO4
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Đồng (II) sunfat là tên gọi của
Cu(OH)2
CuSO4
Cu2O
CuSO3
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Dãy chất nào sau đây chỉ bao gồm muối?
MgCl2, Na2SO4, KNO3, FeBr3, CuS.
Na2CO3, H2SO4, Ba(OH)2, K2SO3, ZnBr2.
CaSO4, HCl, MgCO3, HCl, Pb(NO3)2.
H2O, Na3PO4, KOH, Zn(OH)2, AgCl.
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