
Ôn tập cuối kì I - Hóa 12

Quiz
•
Chemistry
•
12th Grade
•
Medium
Nguyễn An
Used 8+ times
FREE Resource
100 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức phân tử chung của este no,đơn chức, mạch hở là
CnH3nO2 ( n ≥ 2 ).
CnH2nO2 ( n ≥ 2 ).
CnH2nO2 ( n ≥ 1 ).
CnH3nO ( n ≥ 3 ).
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Metyl propionat là tên gọi của hợp chất nào sau đây?
HCOOC3H7.
C2H5COOCH3.
C3H7COOH.
C2H5COOH.
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Metyl acrylat có công thức cấu tạo thu gọn là
CH3COOC2H5.
CH2=CHCOOCH3.
CH3COOCH=CH2.
C2H5COOCH3.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Một số este có mùi thơm đặc trưng, không độc, được dùng làm hương liệu trong công nghiệp mỹ phẩm, thực phẩm. Etyl propionat là este có mùi thơm của dứa. Công thức của etyl propionat là.
CH3COOCH3.
HCOOC2H5.
C2H5COOC2H5.
C2H5COOCH3.
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