
Bài Hóa 11 tuần 4
Authored by Vy Anh
Chemistry
11th Grade
Used 9+ times

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15 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Trùng hợp buta-1,3-đien thu được cao su buna. Công thức của cao su buna là:
(-CH2-CH=CH-CH2-)n.
(-CH2-CH-CH-CH2-)n.
(-CH2-CH-CH=CH2-)n.
(-CH2-CH2-CH2-CH2-)n.
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Chất nào sau đây có thể là ankađien?
C4H6
C4H4
C4H8.
C4H10.
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Một mol buta-1,3-đien có thể phản ứng tối đa với bao nhiêu mol Br2 trong dung dịch?
1 mol.
2 mol.
1,5 mol.
0,5 mol.
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Đề hiđro hoá hiđrocacbon no A thu được buta - 1,3 - đien. Vậy A là :
iso butan.
but-1-en.
butan.
but-2-en.
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Điều chế etilen trong phòng thí nghiệm từ C
2H5OH, (H2SO4đặc, 170oC) thường lẫn các oxit như SO2, CO2. Chất dùng để làm sạch etilen là:
Dung dịch KMnO4 loãng, dư.
Dung dịch NaOH dư.
Dung dịch Na2CO3 dư.
Dung dịch brom dư
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Cho anken X có công thức cấu tạo: CH2=CH-CH2-CH3. Tên gọi của X là:
But-1-en.
But-1-in.
But -2-en.
Butan.
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Theo qui tắc Mac-cop-nhi-cop, khi cộng HBr vào phân tử CH3-CH=CH2 thì sản phẩm chính là:
CH3-CH2Br
CH3-CHBr-CH3
CH2Br-CH=CH2
CH3-CH2-CH2Br
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