
Nitrogen in Chemistry
Quiz
•
Others
•
11th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Khí nào phổ biến nhất trong khí quyển Trái Đất ?
Oxygen
Nitrogen
Ozone
Argon
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức hoá học của diêm tiêu Chile là
Ca(NO3)2
NH4NO3
NH4Cl
NaNO3
3.
MULTIPLE CHOICE QUESTION
20 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
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong tự nhiên , nguyên tố nitrogen tồn tại trong hợp chất hữu cơ nào sau đây ?
Tinh bột
Cellulose
Protein
Glucose
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong phản ứng tổng hợp ammonia từ nitrogen và hydrogen , nitrogen đóng vai trò
chất khử
chất oxi hoá
acid
base
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong tự nhiên , nguyên tố nitrogen tồn tại chủ yếu ở dạng đồng vị nào sau đây ?
14N
13N
15N
12N
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong phản ứng hoá hợp với Oxygen , nitrogen đóng vai trò :
chất oxi hoá
base
chất khử
Nitrogen is a key component of lipids and carboh
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