
ÔN CK2 -12
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Medium
FPT Le
Used 3+ times
FREE Resource
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31 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 17. Cấu hình electron lớp ngoài cùng của nguyên tử kim loại kiềm là_x000D_
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 18. Trong các hợp chất, kim loại nhóm IA có số oxi hóa là_x000D_
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 19. Kim loại nào sau đây là kim loại kiềm?_x000D_
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 20. Cho các kim loại sau: Li, Na, Al, Ca. Số kim loại kiềm trong dãy là_x000D_
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 21. Cho dãy các kim loại: Fe, K, Cs, Ca, Al, Na. Số kim loại kiềm trong dãy là_x000D_
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 22. Cho dãy các kim loại: Li, Na, Al, Ca, K, Rb. Số kim loại kiềm trong dãy là_x000D_
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Câu 23. Kim loại nào sau đây phản ứng mãnh liệt nhất với nước ở nhiệt độ thường?_x000D_
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