
HOÁ 12- BÀI 1- 12 CÂU

Quiz
•
Chemistry
•
12th Grade
•
Medium
Thao Phung
Used 2+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ester đơn chức có công thức chung là
RCOOH
ROH
RCOOR'
RCOR'
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ester được tạo bởi methanol và acetic acid có công thức cấu tạo là
HCOOCH3.
HCOOC2H5.
CH3COOC2H5.
CH3COOCH3.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thuỷ phân ester nào sau đây trong dung dịch NaOH dư thu được sodium formate?
CH3COOCH3.
CH3COOC2H5.
HCOOC2H5.
CH3COOC3H7.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây không phải là chất béo?
(CH3COO)3C3H5.
(C17H35COO)3C3H5.
(C17H33COO)3C3H5.
(C15H31COO)3C3H5.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các dầu dưới đây, dầu nào không chứa ester của acid béo và glycerol?
Dầu lạc (đậu phộng).
Dầu đậu nành.
Dầu dừa.
Dầu mỏ.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ester no, đơn chức, mạch hở có công thức chung là
CnH2nO2 (n ≥ 1).
CnH2n + 2O2 (n ≥ 2).
CnH2n - 2O2 (n ≥ 2).
CnH2nO2 (n ≥ 2).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức của stearic acid
C17H35COOH
C17H33COOH
C17H31COOH
C15H31COOH
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