
BÀI 12 : MUỐI
Authored by Hùng Nguyễn Đăng
Science
8th Grade
Used 7+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dung dịch muối có thể tác dụng với dung dịch base tạo thành
hai muối mới
base mới
muối mới và base mới
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho dung dịch sulfuric acid loãng H2SO4 tác dụng với muối sodium sulfide Na2SO3, sau phản ứng thu được chất khí nào?
H2
CO2
SO2
NO2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dung dịch muối copper (II) nitrate Cu(NO3)2 tác dụng được với dung dịch nào sau đây ?
KCl
NaOH
ZnSO4
FeCl2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho phương trình phản ứng: FeCl3 + 3NaOH → X + 3NaCl. Chất X trong phương trình trên là:
Fe(OH)3↓
Fe(OH)2↓
FeCl3
Fe
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho mẩu dây đồng Cu vào ống nghiệm, thêm vào ống nghiệm khoảng 2 ml dung dịch AgNO3. Phương trình hóa học của phản ứng xảy ra: 2AgNO3 + Cu → X + 2Ag↓ . Vậy X là:
AgNO3
Cu(NO3)2
Cu
Ag
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong các muối sau, muối không tan trong nước là:
CuSO4
CaCl2
Ca(NO3)2
BaSO4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong các muối sau, muối tác dụng với dung dịch sulfuric acid loãng là
CaCO3
NaNO3
Cu(NO3)2
NaCl
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