
Ôn lại
Quiz
•
Chemistry
•
4th Grade
•
Practice Problem
•
Easy
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ankan có công thức tổng quát là
CnH2n + 2 với (n 1).
CnH2n với (n 2).
CnH2n – 2 với (n 3).
CnH2n – 6 với (n 6).
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số lượng đồng phân ứng với công thức phân tử C5H12 là
4
2
3
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Eten có tên gọi khác là
propilen.
etilen.
axetilen.
propan.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho CaC2 vào H2O, thu được khí X. Chất nào sau đây là X?
CH4.
C2H2.
C2H4
CO2.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Có bao nhiêu liên kết đôi trong phân tử buta – 1,3 – đien?
4
1
2
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trùng hợp eten, sản phẩm thu được có cấu tạo là
⸺(CH2 = CH2)n⸺.
⸺(CH2 – CH2)n⸺.
⸺(CH=CH)n⸺.
⸺(CH3 – CH3)n⸺.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho dãy các chất: CH4; C2H6; C3H8; C6H14. Có bao nhiêu chất trong dãy ở thể khí điều kiện thường?
1
2
3
4
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