
hoá 26 câu 15'
Authored by nghanhthu
Chemistry
12th Grade
Used 1+ times

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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong phân tử este có chứa nhóm chức
-COO-
-COOH-
=C=O
-OH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
công thức của metyl axetat là
CH3COOC2H5
HCOOC2H5
CH3COOCH5
HCOOCH3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
công thức của etyl fomat là
CH3COOC2H5
HCOOC2H5
HCOOCH3
CH3COOCH3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
tên gọi nào sau đây là tên gọi của este no đơn chức mạch hở
etyl fomat
axit axetic
vinyl axertat
etanol
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
phản ứng giữa CH3COOH và C2H5OH ( xt H2SO4 đặc, đun nóng ) là phản ứng
trùng hợp
este hoá
xà phòng hoá
trùng ngưng
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
đặc điểm của phản ứng thuỷ phân este trong môi trường axit thường là phản ứng
thuận nghịch
k thuận nghịch
xà phòng hoá
oxi hoá khử
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
este có mùi chuối chín có tên gọi là
etylpropionat
isoamyl axetat
etyl butirat
geranyl axetat
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