
Bài tập hidrocacbon thơm
Authored by Hai Ton
Chemistry
1st - 5th Grade

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức chung của dãy đồng đẳng benzen (ankyl benzen) là
CnH2n(n≥2)
CnH2n -6(n≥6)
CnH2n +2(n≥1)
CnH2n -2(n≥2)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tính chất đặc trưng của benzen là
Chất lỏng, cháy cho ngọn lửa sáng.
Chất khí, mùi đặc trưng, không tan trong nước.
Chất rắn, hòa tan tốt trong nước.
Chất lỏng, mùi đặc trưng, không tan trong nước và nhẹ hơn nước.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho 7,8gam benzen phản ứng với brom dư (có bột Fe làm xúc tác), khối lượng brombenzen thu được là (hiệu suất phản ứng đạt 80%)
15,7gam
12,48gam
23,8gam
19,625gam
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức chung của dãy đồng đẳng benzen (ankyl benzen) là
CnH2n(n≥2)
CnH2n -6(n≥6)
CnH2n +2(n≥1)
CnH2n -2(n≥2)
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tên thay thế của hiđrocacbon thơm C6H5-CH3 là
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