
ÔN TẬP GIỮA KÌ 1 HÓA 12
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
Mai Hoàng
Used 21+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
metyl acrylat có công thức cấu tạo thu gọn là
CH3COOC2H5.
CH2=CHCOOCH3.
CH3COOCH=CH2.
C2H5COOCH3.
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Công thức tổng quát của este no,đơn chức, mạch hở là
CnH3nO2 ( n ≥ 2 ).
CnH2nO2 ( n ≥ 2 ).
CnH2nO2 ( n ≥ 1).
CnH3nO ( n ≥ 3 ).
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Este nào sau đây là este no, đơn chức, mạch hở?
CH3COOC6H5.
HCOOCH=CH2.
CH3COOCH3.
(HCOO)2C2H4.
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Tên gọi của este có CTCT thu gọn CH3COOC2H5 là:
etyl fomat.
metyl axetat.
metyl fomat.
etyl axetat.
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức của benzyl axetat là:
CH3COO-CH2C6H5.
CH3COO-C6H5.
HCOO-CH2C6H5.
C2H5 COO-C6H5.
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Phản ứng giữa hai chất nào sau đây là phản ứng este hóa?
CH3COOH và CH3OH.
CH3COOH và C6H5NH2.
CH3COOH và CH3NH2.
CH3COOH và CH3CHO.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Trong các chất: CH3COOH, HCOOCH3, CH3CH2OH, CH3OH. Chất ít tan nhất trong nước là
CH3COOH.
HCOOCH3.
CH3CH2OH.
CH3OH.
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