
Ôn Tập Về Nitrogen
Authored by Anh Vân
Chemistry
10th Grade
Used 2+ times

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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong không khí, chất nào sau đây chiếm phần trăm thể tích lớn nhất?
O2
NO
CO2
N2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí nào phổ biến nhất trong khí quyển Trái Đất?
Oxygen
Nitrogen
Ozone
Argon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diêu tiêu Chile (hay diêm tiêu natri) là tên gọi khác của hợp chất nào sau đây?
Sodium chloride
Potassium sulfate
Sodium nitrate
Potassium nitrate
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong tự nhiên, nguyên tố nitrogen tồn tại chủ yếu ở dạng đồng vị nào sau đây?
14N
13N
15N
12N
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cấu hình electron nguyên tử của nitrogen là:
1s22s22p1
1s22s22p5
1s22s22p4
1s22s22p3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vị trí (chu kì, nhóm) của nguyên tố nitrogen trong bảng tuần hoàn là
Chu kì 2, nhóm VA
chu kì 3, nhóm VA
chu kì 2, nhóm VIA
chu kì 3, nhóm IVA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số liên kết sigma (σ) và số liên kết pi (π) trong phân tử nitrogen lần lượt là
2 và 1
0 và 3
3 và 0
1 và 2
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