
KIỂM TRA 15 PHÚT 11/11
Quiz
•
Chemistry
•
1st Grade
•
Medium
Thao le
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Công thức chung của ankin là
CnH2n-2 ( n ≥ 2)
CnH2n ( n ≥ 2)
CnH2n-2 ( n ≥ 3)
CnH2n+2 ( n≥ 2)
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
CH2=CH-CH=CH2 có tên thay thế là
Buta - 1,2-dien
Buta - 1,3-dien
But - 1,3-dien
Butadien-1,3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Đốt cháy hoàn toàn 1 ankin A thu được 13,44 lít CO2 ( đktc) và 8,1 gam H2O. CTPT của A là?
C2H2
C3H4
C4H6
C5H8
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ankin B có %H = 10%. Công thức phân tử của B là
C5H8
C4H6
C2H2
C3H4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
CH3 -CH(CH3)-C ≡ CH có tên thay thế là
3-metyl but-1-in
2-metyl but-3-in
Isopentin
2-metyl but-4-in
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Ankadien có 2 nối đôi được cách bởi 1 nối đơn gọi là ankadien
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cho etin tác dụng với H2O, xúc tác là HgSO4 thì sản phẩm thu được là
etanol
etan
eten
anđehit axetic
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