
Hoá 8.1

Quiz
•
Chemistry
•
12th Grade
•
Hard

Quizizz Thữu
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch methylamine trong nước làm
quì tím không đổi màu.
quì tím hoá xanh.
phenolphtalein hoá xanh.
phenolphtalein không đổi màu
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất làm giấy quỳ tím ẩm chuyển thành màu xanh là
C2H5OH.
NaCl.
C6H5NH2.
C2H5NH2.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây không làm đổi màu quỳ tím?
Ethylamine.
Methylamine.
Aniline.
Đimethylamine.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Amine tồn tại ở trạng thái lỏng trong điều kiện thường là
aniline.
ethylamine.
methylamine.
đimethylamine.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ethylamine (C2H5NH2) tác dụng được với chất nào sau đây trong dung dịch?
K2SO4.
NaOH.
HCl.
KCl.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhỏ vài giọt nước brom vào ống nghiệm chứa aniline, hiện tượng quan sát được là
xuất hiện màu tím.
có kết tủa màu trắng.
có bọt khí thoát ra.
xuất hiện màu xanh.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là amine bậc 2?
H2N-CH2-NH2.
(CH3)2CH-NH2.
CH3-NH-CH3.
(CH3)3N.
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