
Khanh ngan
Authored by Khánh thị
Chemistry
11th Grade
Used 43+ times

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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức tổng quát của ancol no đơn chức là
CnH2nO2
CnH2n+1OH
CnH2n-1OH
CnH2n+2Oa
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ancol etylic (C2H5OH) tác dụng được với tất cả các chất nào trong các dãy sau
Na, HBr, CuO
Na, HBr, Fe
CuO, KOH, HBr
Na, HBr, NaOH
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây có nhiệt độ sôi cao nhất
C4H9OH
C2H5OH
C3H7OH
CH3OH
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Theo chiều tăng khối lượng mol trong phân tử nhiệt độ sôi của các ancol
tăng dần
giảm dần
Không đổi
Không theo quy luật
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi đun nóng ancol etylic với H2SO4 đặc ở 1700C thì sẽ tạo ra sản phẩm chính là
C2H5OC2H5
C2H4
CH3CHO
CH3COOH
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi đun nóng ancol etylic với H2SO4 dặc ở 1400C thì sẽ tạo ra
C2H5OC2H5
CH3CHO
C2H4
CH3COOH
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Các ancol (ancol) no đơn chức tác dụng được với CuO nung nóng tạo ra anđehit là
ancol bậc 1
ancol bậc 3
ancol bậc 2
ancol bậc 1 và ancol bậc 2
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