
Hóa 2
Authored by Nguyen Thanh
Chemistry
12th Grade

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 11: Nguyên tắc chung được dùng để điều chế kim loại là
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 12: Các kim loại nhóm IA khác nhau về
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 13: Theo chiều tăng dần của điện tích hạt nhân, các nguyên tố nhóm IA có
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 14: Cấu hình e lớp ngoài cùng của nguyên tử kim loại kiềm là
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 15: Để bảo quản natri, người ta phải ngâm natri trong
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 16: Khi nói về kim loại kiềm, phát biểu nào sau đây sai?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 17: Khi nhiệt phân hoàn toàn NaHCO3 thì sản phẩm của phản ứng nhiệt phân là
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