
A6-TnHoa12GK2-HHĐ
Flashcard
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Cấu hình electron của nguyên tử Mg (Z = 12) là gì?
Back
1s² 2s² 2p⁶ 3s².
2.
FLASHCARD QUESTION
Front
Quá trình nào xảy ra trong hiện tượng ăn mòn kim loại?
Back
Quá trình oxi hoá kim loại.
3.
FLASHCARD QUESTION
Front
Cấu hình electron của nguyên tử Na (Z=11) là gì?
Back
1s² 2s² 2p⁶ 3s¹.
4.
FLASHCARD QUESTION
Front
Những tính chất vật lí chung của kim loại do đâu mà có?
Back
Do các electron tự do trong mạng tinh thể kim loại.
5.
FLASHCARD QUESTION
Front
Phương trình hóa học nào sau đây là sai?
Back
Cu + H2SO4 → CuSO4 + H2.
6.
FLASHCARD QUESTION
Front
Electron tự do trong kim loại có vai trò gì?
Back
Chúng giúp kim loại dẫn điện và dẫn nhiệt.
7.
FLASHCARD QUESTION
Front
Cấu hình electron của nguyên tử O (Z=8) là gì?
Back
1s² 2s² 2p⁴.
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