
Trắc Nghiệm Hóa Học
Authored by Dolario Thành
Chemistry
11th Grade
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alkane là những hydrocarbon no, mạch hở, có công thức chung là
CnH2n+2 (n ≥1)
CnH2n (n ≥2)
CnH2n-2 (n ≥2)
CnH2n-6 (n ≥6)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thành phần chính của “khí thiên nhiên” là?
Methane
Ethane
Propane
Butane
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở điều kiện thường, chất nào sau đây làm mất màu dung dịch Br2?
Methane
Butane
Propene
Ethane
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acetylene có công thức phân tử
CH4
C₂H4
C₂H₂
C₂H6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để phân biệt benzene, toluene, styrene ta chỉ dùng 1 thuốc thử duy nhất là
Br2 (xúc tác FeBr3)
Dung dịch Br2 hoặc dung dịch KMnO4
Br2
Dung dịch KMnO4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Benzene tác dụng được với chất nào sau đây ở điều kiện thích hợp
dung dịch Br2
NaCl khan
Br2/FeBr3, t
dung dịch NaOH
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi thay thế 1 hay nhiều nguyên tử H trong hydrocarbon bằng nguyên tử halogen ta được hợp chất có tên gọi
dẫn xuất halogen
ancohol
phenol
Aldehyde
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