
Dò bài hóa

Quiz
•
Chemistry
•
9th Grade
•
Easy
Le Nguyen
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức chung của chất béo là ?
RCOOH
(R-COO)3C3H5
ROH
ROOH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chọn câu trl đúng
Dầu ăn là este của glixerol
Dầu ăn là este
Dầu ăn là glixerol và axit béo
Hỗn hợp nhiều este của glixerol và các axit béo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân biệt c6h6 c2h5oh ch3cooh
Quỳ tím và h2
Quỳ tím và h2o
Naoh và quỳ tím
Chỉ quỳ tím
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nồng độ giấm ăn
2-5%
3-6%
2-4%
5-6%
5.
OPEN ENDED QUESTION
3 mins • 1 pt
Phản ứng đặc trưng của benzen
Evaluate responses using AI:
OFF
Answer explanation
cộng br2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Liên kết 3 ?
C2h4
C2h2
Ch3
Ch4
7.
OPEN ENDED QUESTION
3 mins • 1 pt
Phân biệt metan và etilen dùng gì ?
Evaluate responses using AI:
OFF
Answer explanation
Br2
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