
video thí nghiệm phan ung aninline với dd Bromine

Interactive Video
•
Chemistry
•
12th Grade
•
Hard
Thị Trần
FREE Resource
4 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
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Có
Không
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hiện tượng quan sát được khi cho dung dịch bromine vào aniline là:
Có khí màu nâu đỏ thoát ra
Xuất hiện kết tủa trắng và mất màu bromine
Không có hiện tượng gì
Tạo thành lớp chất lỏng không tan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phản ứng giữa aniline và dung dịch bromine là phản ứng:
Thế vào nhóm –NH₂
Thế vào nhân thơm
Thế vào nguyên tử hydrogen trong phân tử NH₃
Phản ứng cộng
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sản phẩm chính khi aniline phản ứng với dung dịch bromine dư là:
Bromoaniline
2-bromoaniline
2,4,6-tribromoaniline
3,5-dib
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