
Hoá 12
Authored by Đậu Đức Đàn
Chemistry
12th Grade
Used 531+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây thuộc loại ancol?
HCOOH
CH3-OH
HCOOH
HOH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào là axit cacboxylic no, hở, đơn chức?
CH3-OH
CH3-CH2-COOH
HOOC-COOH
CH2=CH-COOH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Axit có CT: CH3-COOH có tên thường gọi là
axit fomic
ancol etylic
etanoic
axit axetic
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
etanol là tên thay thế của chất nào sau đây?
CH3-COOH
HCOOH
CH3-CH2-OH
HOOC-COOH
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ancol Etylic là ancol bậc mấy?
0
1
2
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phát biểu nào sau đây là sai khi nói về axit axetic và amcol etylic?
Axit axetic có nhiệt độ sôi cao hơn ancol etylic
Axit axetic và ancol etylic đều tan vô hạn trong nước
Axit axetic có phân tử khối nhỏ hơn ancol etylic
Axit axetic và ancol etylic có thể làm dung môi hữu cơ
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho phản ứng:
2CH3-OH + 2Na --> 2CH3-ONa + H2
phản ứng trên là phản ứng:
thế nhóm OH
oxi hoá
tách
thế nguyên tử H
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