
hóa cho béiu
Authored by dtrais1thegioi gnhut
Science
11th Grade
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở trạng thái cơ bản,cấu hình electron lớp ngoài cùng của nguyên tố nhóm VA là:
ns²np⁵
ns²np³
ns²np²
ns²np⁴
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở trạng thái cơ bản nguyên tử n có electron ở lớp ngoài cùng là
6
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong khí quyển trái đất nguyên tố nitrogen tồn tại chủ yếu dưới dạng nào?
NO
N2
N2O
NH3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong khí quyển trái đất nitrogen chiếm bao nhiêu phần trăm thể tích khí quyển
15%
78,1%
80%
21%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi có sấm chớp khí quyển sinh ra khí
CO
NO
SO2
CO2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở điều kiện thường nitrogen phản ứng với
Al
H2
Li
O2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Liên kết trong phân tử nitrogen thuộc loại liên kết nào
Cộng Hóa Trị Không cực
cho-nhận
công hóa trị phân cực
ion
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