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Hóa đại cương
Quiz
•
Biology
•
Professional Development
•
Hard
Mạnh Dương
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24 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tính bán kính quỹ đạo của electron ở lớp n=3
1,59 A ̊
2,12 A ̊
4,77 A ̊
6,03 A ̊
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tính năng lượng của electron ở lớp n=2
−3,4 eV
−6,8 eV
−1,7 eV
−13,6 eV
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Một electron nằm ở quỹ đạo n=4. Hỏi bán kính quỹ đạo và năng lượng của nó lần lượt là bao nhiêu?
8,48 A ̊;−0,85 eV
6,37 A ̊;−1,36 eV
10,12 A ̊;−0,34 eV
8,48 A ̊;−0,34 eV
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Nguyên tử C trung tâm trong CH3COOH (axit axetic) có lai hóa nào?
sp
sp2
sp3
Cả sp2 và sp3
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Nguyên tử P trong PCl5 có lai hóa nào?
sp3
sp3d
sp2
sp3d2
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Nguyên tử S trong SF6 có lai hóa nào?
sp3d2
sp3
sp3d
sp2
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Nguyên tử C trong CH3CONH2 (acetamide) có lai hóa nào?
sp3
sp2
sp
Cả sp2 và sp3
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