KHỞI ĐỘNG PƯ TRAO ĐỔI ION

Quiz
•
Chemistry
•
11th Grade
•
Easy
Minh Nguyen
Used 12+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy nào sau đây gồm các chất điện li
HCl, C2H5OH, Ba(NO3)2
C6H12O6, Cu(OH)2, Na2SO4
HNO3, NaOH, MgSO4
HNO3, C2H4, NaCl
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy nào đây gồm các chất điện li mạnh
HCl, Fe(OH)2, MgCl2, CaCO3
H2SO4, Ba(OH)2, Na2CO3, AlCl3
H2CO3, NaOH, BaSO4, KNO3
HNO3, Cu(OH)2, Fe(NO3)3, C2H5OH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy nào sau đây gồm các chất không tan trong nước
NaOH, MgSO4, AgCl, Fe(OH)3
Al(OH)3, Na2CO3, FeCl3, BaSO4
Ba(OH)2, AgNO3, MgCl2, Na2CO3
Fe(OH)3, CaCO3, BaSO4, AgCl
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nếu bỏ qua sự điện li của nước, trong dung dịch NaCl và AlCl3 có chứa các ion
Na+, Al3+, Cl-
Na+, Cl-, OH-
Al3+, Cl-, H+
Na+, Al3+, OH-, Cl-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phản ứng nào sau đây là phản ứng trao đổi?
2H2S + 3O2 → 2SO2 + 2H2O
2KMnO4 →t0 K2MnO4 + MnO2 + O2
BaCl2 + Na2CO3 → BaCO3↓ + 2NaCl
SO3 + H2O → H2SO4
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