
ẸHWFF
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Easy
PHAM DUC HA
Used 4+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử của propylene là А. СзН6 В. СзН4. C. C3H8. D. C2H4.
А. СзН6
В. СзН4
C. C3H8.
D. C2H4.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 2. Cho CH= CH cộng nước (xúc tác Hg?*, H≥SO4, t°) sản phẩm thu được là
А. СН3-CH2-OH.
B. CH2-CH-OH.
С. СН3-CH=0.
D. CH (OH)-CH2(OH)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 3. Sực khi acetylene vào dung dịch AgNO3 trong NH3 thấy xuất hiện
A. kết tủa vàng nhạt.
B. kết tủa màu trắng.
C. kết tủa đỏ nâu
D. dung dich mau xanh
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cầu 4. Chất nào sau đây có đồng phân hình học?
A. CH3-CH-CH-CH3.
B. CHECH.
C. CH4.
D. CH2-CH2.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 5. Hidrocacbon nào dưới đây không làm mất màu nước brom?
A. Styrene.
B. Toluene.
C. acetylene.
D. Ethylene.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cầu 6. Số đồng phân cấu tạo của alkene C4H8 là
A. 2
B. 4
С. 3
D. 1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 7. Chu isopentane phản ứng với Ch (ánh sáng) tạo ra số dẫn xuất monochloro là
A. 2
B. 3
C. 4
D. 5
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