
hóa 12 ck1 - 52 câu đầu
Quiz
•
Chemistry
•
12th Grade
•
Medium
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52 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metyl fomat có công thức là
CH3COOC2H5
HCOOCH3
HCOOC2H5.
CH3COOCH3.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este CH3COOCH3 có tên gọi là
metyl axetat.
vinyl fomat.
etyl axetat.
metyl acrylat.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là chất béo?
Tristearin.
Etyl axetat.
Etyl fomat.
Etyl acrylat.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 1. Công thức phân tử của glucozơ là
C6H12O6
C12H22O11.
(C6H10O5)n.
. C12H24O11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây thuộc loại monosaccarit?
Glucozơ.
Saccarozơ.
Sobitol.
Xenlulozơ.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây làm quỳ tím chuyển thành màu xanh?
C2H5OH.
CH3NH2.
CH3COOH.
CH3OH.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là tetrapeptit?
Ala-Ala-Gly.
Ala-Gly.
Ala-Ala.
Gly-Ala-Gly-Ala.
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