
Cân bằng acid - base
Authored by Hoàn Lê
Chemistry
12th Grade
Used 17+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hợp chất nào sau đây điện li ra ion Ca2+ và NO3–?
Ca(NO3)2
CaNO3
Ca2NO3
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chất nào sau đây là chất điện li mạnh?
NaCl
H2S
Mg(OH)2
C2H5OH
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Chất nào sau đây là chất điện li yếu?
H3PO4
HCl
HBr
KOH
BaCl2
4.
MULTIPLE SELECT QUESTION
2 mins • 2 pts
Chọn (những) chất điện li mạnh
CaCl2
BaCO3
KOH
HNO3
HBr
5.
MULTIPLE SELECT QUESTION
2 mins • 2 pts
Chọn (những) chất điện li yếu
HCl
HF
CH3COOH
Fe(OH)3
BaSO4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ion Ca2+ có thể phản ứng với ion nào sau đây?
CO32–
Cl–
Na+
Ba2+
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ion H+ có thể phản ứng với ion nào sau đây?
Cl–
SO42–
HCO3–
Fe2+
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