Trắc nghiệm hóa cuối kì lớp 9
Quiz
•
Fun
•
9th Grade
•
Easy
Phan Nguyen
Used 5+ times
FREE Resource
36 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thành phần chính của khí thiên nhiên là:
CH4
C2H4
C2H2
C6H6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào kích thích hoa quả mau chín:
Metan
Etilen
Axetilen
Benzen
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi trùng hợp etilen, ta thu được một loại chất dẻo có tên là
PE
PP
PVA
PVC
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy nào sau đây gồm toàn hidrocacbon
CH4, CH3Cl, C2H6O, C6H6.
C6H6, C2H2, CH4, C2H4.
C2H2, C2H5O2N, CH4, C4H8.
C2H4, C2H4O2, C2H6, C3H4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đốt cháy chất nào dưới đây thu được CO2 và H2O với số mol bằng nhau?
C2H2
C3H6
CH4
C4H6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số liên kết đôi trong phân tử CH2=CH-CH=CH2 là
1
2
4
3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để phân biệt axetilen và metan, người ta có thể dùng
dd Br2
quỳ tím
nước
dd NaOH
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