
BENZEN - SÁT THỦ THẦM LẶNG
Authored by Thị Hồ
Chemistry
1st - 2nd Grade
Used 5+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Công thức chung của ankylbenzen là
CnH2n+6 với n ≥ 6.
CxHy với x ≥ 6.
CnH2n-6 với n ≥ 6.
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Xét các chất: (a) toluen; (b) o-xilen; (c) etylbenzen; (d) m-đimetylbenzen; (e) stiren. Đồng đẳng của benzen là:
(a), (e).
(a) ( b) ,(c) ,(d).
(a), (b), (c), (e).
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
C6H5-CH3 có tên thông thường là
metyl benzen
đimetl benzen
toluen
benzen
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đồng phân hiđrocacbon thơm ứng với công thức phân tử C8H10 là
5
3
4
2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thuốc nổ TNT được điều chế trực tiếp từ
vinyl benzen
metylbenzen ( toluen)
p-xilen
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Xét phản ứng: C6H5CH3+
KMnO4 --> C6H5COOK+ MnO2+KOH+H2O .
Tổng hệ số các chất trong
phương trình trên là:
10
9
11
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đốt cháy hoàn toàn 0,02 mol một hiđrocacbon X là đồng đẳng của benzen thu được 7,04 gam CO2. Công thức phân tử của X là
C7H8.
C8H10.
C8H8.
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