
Ôn tập lý thuyết thi TN THPT QG - Buổi 44
Quiz
•
Chemistry
•
9th - 12th Grade
•
Easy
Hải Nguyễn
Used 2+ times
FREE Resource
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37 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức của etyl axetat là
C2H5COOCH3
CH3COOCH3
CH3COOC2H5
C2H3COOC2H5
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong thành phần chất nào sau đây có chứa nguyên tố N?
Axit axetic
Ala-Gly
Triolein
Glucozơ
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây phản ứng được với HCl trong dung dịch?
Cu
Al
Ag
Hg
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây dẫn điện tốt nhất?
Zn
W
Fe
Ag
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây tác dụng mạnh với H2O ngay ở nhiệt độ thường?
K
Cu
Fe
Mg
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Cho các ion: Na+, Mg2+, Cu2+, Ag+. Ion có tính oxi hóa yếu nhất là?
Cu2+
Ag+
Na+
Mg2+
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây cứng nhất?
Cr
Hg
Ag
Cu
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