
ÔN TẬP CUỐI KÌ 2-12
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Hoa Thanh
Used 2+ times
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58 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây điều chế được bằng phương pháp thủy luyện?
K
Na
Ca
Cu
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong bảng tuần hoàn, kim loại kiềm thuộc nhóm nào sau đây?
IA
IIA
IIIA
IB
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây không phải là kim loại kiềm?
Na
K
Cs
Mg
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi của CaCO3 là
canxi oxit.
canxi cacbua.
canxi cacbonat
canxi sunfat.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức của canxi hiđroxit là
CaCO3.
Ca(OH)2.
KOH.
CaO.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nước cứng là nước có chứa nhiều ion
Ca2+ và Mg2+.
Ba2+ và Na+.
K+ và Fe2+.
Fe2+ và Fe3+.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở trạng thái cơ bản, cấu hình electron lớp ngoài cùng của nguyên tử kim loại kiềm thổ là
ns1.
ns2.
ns2 np1.
ns2 np2.
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