
Hóa (trước *)
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
Lena Sullivan
Used 12+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức của metyl axetat là
CH3COOC2H5
HCOOC2H5
CH3COOCH3
HCOOCH3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là este ?
CH3COOH
CH3COONa
C3H5(OH)3
CH3COOCH3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong số các chất dưới đây, chất có nhiệt độ sôi cao nhất là
C2H5OH
HCOOCH3
CH3COOH
CH3CHO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este nào sau đây có phản ứng tráng bạc ?
CH3COOCH2CH3
CH2=CHCOOCH3
HCOOCH3
CH3COOCH3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đun nóng CH3COOCH3 trong dung dịch NaOH đun nóng, thu được muối có công thức là
C2H5COONa
CH3COONa
HCOONa
C2H5ONa
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đốt cháy hoàn toàn este E được 2 2 CO H O n = n . E là este
hữu cơ chỉ chứa một loại nhóm chức.
của phenol
đơn chức, no, mạch hở.
. đơn chức, chưa no.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất béo là trieste của axit béo với
ancol metylic
ancol etylic
glixerol
etylen glicol
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