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Authored by Bùi Anh
Chemistry
11th Grade
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
chất nào dưới đây không phải hydrocarbon?
A. CH3 – CH3.
B. CH3 – CH2 – OH.
C. CH2 = CH2.
D. CH ≡ C – CH3.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của alkene là
A. CnH2n+2 (n ≥ 1).
B. CnH2n (n ≥ 2).
C. CnH2n-2 (n ≥ 2).
D. CnH2n-6 (n ≥ 6).
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức cấu tạo của methyl acetylene là
A. CH3 – CH = CH2.
C. CH3 – CH2 – CH3.
C. CH ≡ C – CH3.
D. CH2 = C = CH2.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên thay thế của neopentane là
A. 2 – methylpropane.
B. 2 – methylbutane.
C. 2,2 – dimethylpropane.
D. 2,2 – dimethylbutane
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hydrocarbon nào dưới đây được gọi là hydrocarbon no, mạch hở?
A. Alkane.
B. Alkene.
C. Alkyne.
D. Arene.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào dưới đây tạo kết tủa vàng nhạt với dung dịch AgNO3/NH3?
A. CH3 – CH2 – CH3.
B. CH2 = CH – CH3.
C. CH ≡ C – CH3.
D. CH2 = C = CH2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào dưới đây không làm mất màu (hoặc nhạt màu) dung dịch Br2?
A. CH4.
B. CH2 = CH2.
C. CH ≡ CH.
D. CH2 = C = CH2.
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