
Câu hỏi về Aldehyde
Authored by THẢO NGUYỄN
Science
10th Grade

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của aldehyde là :
CnH2n+1CHO.
CnH2nCHO.
CnH2n-1CHO.
CnH2n-3CHO.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tên gọi IUPAC của CH3-CH(C2H5)CH2-CHO là
3- Etyl butanal.
3-Metyl pentanal.
3-Metyl butanal-1.
3-Etyl butanal.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho các chất sau: dung dịch KMnO4, O2/Mn2+, H2/Ni, to, AgNO3/NH3. Số chất có khả năng phản ứng được với CH3CHO là
3.
4.
1.
2.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để phân biệt các chất: aldehyde benzoic, benzen, rượu benzylic, ta có thể dùng các thuốc thử theo trình tự sau:
Dùng AgNO3/NH3, dung dịch Br2
Dùng Na, dung dịch NaOH
Dùng AgNO3/NH3, Na
Dung dịch Br2, dung dịch AgNO3/NH3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho 3,3 gam aldehyde fomic phản ứng với dung dịch AgNO3/NH3 (dư), thu được m gam kim loại Ag. Giá trị của m là
21,16.
47,52.
43,20.
23,76.
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