
ĐỀ THI TỐT NGHIỆP HÓA HỌC LẦN 2
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Medium
mai luc
Used 5+ times
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31 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây tan hết trong dung dịch NaOH loãng, dư?
A. Al2O3 B. MgO
C. FeO D. Fe2O3
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số nguyên tử oxi có trong phân tử triolein là
A. 6 B. 2 C. 3 D. 4
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây làm quỳ tím chuyển thành màu đỏ?
A. C2H5OH B. C3H5(OH)3
C. CH3COOH D. CH3CHO
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số liên kết peptit trong phân tử peptit Gly-Ala-Val-Gly là
A. 2 B. 4 C. 3 D. 1
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nước tự nhiên chứa nhiều những cation nào sau đây được gọi là nước cứng?
A. Na+, Al3+ B. Na+, K+
C. Al3+, K+ D. Ca2+, Mg2+
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Al tan hết trong lượng dư dung dịch nào sau đây sinh ra khí H2?
A. Na2SO4 B. NaNO3
C. NaCl D. HCl
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây dẫn điện tốt nhất?
A. Al B. Cu C. Hg D. Ag
A
B
C
D
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