KHTN8-HK1- ÔN TẬP 3
Quiz
•
Science
•
8th Grade
•
Practice Problem
•
Hard
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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy hợp chất gồm các chất thuộc loại muối là:
Na2O, CuSO4, KOH
CaCO3, MgO, Al2(SO4)3
CaCO3, CaCl2, FeSO4
H2SO4, CuSO4, Ca(OH)2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các chất sau: NaCl, HCl, CaO, CuSO4, Ba(OH)2, KHCO3. Số chất thuộc hợp chất muối là
2
3
4
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào chỉ toàn bao gồm muối:
MgCl2; Na2SO4; KNO3
Na2CO3; H2SO4; Ba(OH)2
CaSO4; HCl; MgCO3
H2O; Na3PO4; KOH
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào sau đây chỉ bao gồm muối?
CaCl2, K2SO4, KNO3, FeBr3.
Na2CO3, H2SO4, Ba(OH)2, ZnBr2.
CaSO4, HCl, MgCO3, HI.
H2O, KOH, Sr(OH)2, AgCl.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Muối là hợp chất được tạo bởi cation kim loại và anion gốc acid
đúng
Loại H2SO4 là acid và Ba(OH)2 là base
Loại HCl và HI là acid
Loại H2O và KOH là base
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức hóa học của muối Iron (III) chloride là
FeCl.
Fe3Cl.
FeCl3.
Fe3Cl2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức của Silver chloride là:
AgCl2
Ag2Cl
Ag2Cl3
AgCl
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