
Đề Hóa trọng tâm -1-Tiến về đích

Quiz
•
Chemistry
•
1st Grade
•
Medium
Đinh Thuận
Used 1+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây hòa tan được Al(OH)3?
H2SO4.
NaCl.
Na2SO4.
KCl.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ion nào sau đây có tính oxi hóa mạnh nhất?
Al3+
Mg2+.
Ag+.
Na+.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ion nào sau đây có tính oxi hóa mạnh nhất?
Al3+
Mg2+.
Fe2+.
Na+.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ion nào sau đây có tính oxi hóa mạnh nhất?
Zn2+
Mg2+.
Fe3+.
Na+.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ion nào sau đây có tính oxi hóa mạnh nhất?
Cu2+
Ag+.
Fe3+.
K+.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Điện phân nóng chảy CaCl2, ở catot thu được chất nào sau đây?
Ca.
Cl2.
CaO.
Ca(OH)2.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Điện phân nóng chảy MgCl2, ở anot thu được chất nào sau đây?
HCl.
Cl2.
Mg.
Mg(OH)2.
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