hóa 11 carboxylic acid
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Beng L
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Công thức tổng quát của carboxylic acid no, đơn chức, mạch hở là
CnH2n+2O2
CnH2nO2
CnH2n+2O
CnH2nO
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Số đồng phân carboxylic acid có công thức phân tử C4H8O2 là
2
3
4
5
3.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Formic acid có công thức cấu tạo là (GHI VIẾT HOA)
4.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Propanoic acid có công thức cấu tạo là (GHI VIẾT HOA)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Hợp chất X có công thức cấu tạo: (CH3)2CHCH2COOH. Tên của X là
2 – methylpropanoic acid.
3 – methylbutanoic acid.
2 – methylbutanoic acid.
3 – methylbutan – 1 – oic acid.
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Benzoic acid có công thức cấu tạo là (GHI VIẾT HOA)
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Nhóm carboxyl gồm có
nhóm hydroxy liên kết với nhóm carbonyl
2 nhóm carbonyl liên kết với nhau.
2 nhóm hydroxy (-O-H) liên kết với nhau.
2 nhóm carbonyl liên kết với 1 nhóm hydroxy (-O-H)
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