
TƠ - Bài 14
Authored by DUCCSON DUCCSON
Chemistry
12th Grade
Used 3+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tơ được sản xuất từ xenlulozơ là:
tơ visco
tơ tằm
tơ capron
tơ nilon-6,6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Loại tơ nào sau đây được điều chế bằng phản ứng trùng hợp ?
tơ nitron
tơ nilon-6/6
tơ visco
tơ xenlulozơ axetat
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tơ nilon -6,6 là sản phẩm trùng ngưng của
axit adipic và ctylen glicol.
axit adipic và glixerol.
etylen glicol và hexametylenđiamin.
axit adipic và hexametylenđiamin
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tơ nitron dai, bền với nhiệt, giữ nhiệt tốt. Trùng hợp chắt nào sau đây tạo thành polime dùng để sận xuất tơ nitron?
CH2=CH-CN
CH2 = CH-CH3
H2N – [CH2]5– COOH
H2N – [CH2]6 – NH2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tơ lapsan thuộc loại
tơ poliamit
tơ visco
tơ polieste
tơ axetat
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Cho các tơ sau:
"tơ axetat, tơ capron, tơ nitron, tơ nilon-6,6; tơ enang, tơ lapsan."
Số tơ thuộc loại tơ poliamit là?
1
3
4
2
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