
HÓA CK II
Quiz
•
Science
•
11th Grade
•
Practice Problem
•
Easy
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử chung của dãy đồng đẳng của benzen là
CmH2m–4 (m ≥ 6)
CmH2m–2 (m ≥ 6)
CmH2m–6 (m ≥ 6)
CmH2m–8 (m ≥ 6)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây làm mất màu dung dịch KMnO4 khi đun nóng?
benzen
toluen
propan
metan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây làm mất màu dung dịch KMnO4 ở nhiệt độ thường?
benzen
toluen
propan
stiren
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Benzen tác dụng với H2 dư có mặt bột Ni xúc tác, thu được
hex-1-en
hexan
3 hex-1-in
xiclohexan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phản ứng nào sau đây không xảy ra?
Benzen + Cl2 (as)
Benzen + H2 (Ni, p, to)
Benzen + Br2 (dd)
Benzen + HNO3 (đ) /H2SO4 (đ)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Toluen không tác dụng với?
Br2 (to, Fe)
Cl2 (as)
dung dịch KMnO4, to
dung dịch Br2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stiren không phản ứng được với những chất nào sau đây?
dd Br2
H2 ,Ni,to
dd KMnO4
dd NaOH
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