liên kết cộng hóa trị
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
Dãy phân tử nào dưới đây đều có liên kết cộng hóa trị không cực? Br2, Cl2, H2, HCl., Br2, Cl2, H2, CO2., Br2, Cl2, CH4, HI., Cl2, F2, O2, N2.
Back
Cl2, F2, O2, N2.
2.
FLASHCARD QUESTION
Front
Trong các hợp chất sau: PH3 , AlCl3, O2 , H2. Hợp chất nào chứa liên kết cộng hóa trị phân cực?
Back
AlCl3
3.
FLASHCARD QUESTION
Front
Liên kết cộng hóa trị phân cực có cặp electron chung
Back
lệch về phía nguyên tử có độ âm điện lớn hơn.
4.
FLASHCARD QUESTION
Front
Công thức cấu tạo đúng của phân tử H2O là
Back
H – O – H
5.
FLASHCARD QUESTION
Front
Liên kết hóa học trong phân tử NH3 thuộc loại
Back
liên kết đơn.
6.
FLASHCARD QUESTION
Front
Trong phân tử nào sau đây chỉ tồn tại liên kết đơn: N2, O2, F2, CO2?
Back
F2.
7.
FLASHCARD QUESTION
Front
Trong phân tử nào sau đây chỉ tồn tại liên kết đôi: N2, H2O, F2, CO2 ?
Back
CO2.
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