
Polime
Authored by Thanh Tâm Dương
Chemistry
12th Grade
Used 27+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Chất nào sau đây không phải polime?
Xenlulozơ
Tristearin
Amilopectin
Thủy tinh hữu cơ
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Quá trình kết hợp nhiều phân tử nhỏ (monome) thành phân tử lớn (polime) đồng thời giải phóng những phân tử nhỏ khác (thí dụ H2O) được gọi là phản ứng
trùng hợp
thủy phân
xà phòng hóa
trùng ngưng
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Polime nào sau đây có cấu trúc mạng không gian (mạng lưới)?
PE
PVC
Amilopectin
Nhựa bakelit
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Polime nào sau đây có cấu trúc mạch phân nhánh?
Xenlulozơ
Amilopectin
Amilozơ
Polietilen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thủy tinh hữu cơ plexiglas còn được gọi tên là
poli(vinyl acrylat)
poli(metyl acrylat)
poli(vinyl ancol)
poli(metyl metacrylat)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tơ nào sau đây có nguồn gốc từ thiên nhiên?
Tơ nitron.
Tơ nilon - 6
Tơ tằm
Tơ lapsan
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tơ nitron (hay tơ olon) được điều chế từ phản ứng trùng hợp monome nào dưới đây?
CH2=CH2.
CH2=CHCl.
CH2=CH-CN.
CH2=CH-CH3.
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