
Ôn tập hóa 9 3-6
Quiz
•
Chemistry
•
8th Grade
•
Practice Problem
•
Medium
Nguyệt Đỗ
Used 1+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sản phẩm khi nung Cu(NO3)2 là
CuO
Cu
NO2
O2
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sản phẩm khi nung Fe(NO3)2 là
O2
Fe2O3
FeO
NO2
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sản phẩm khi nung AgNO3 là
Ag
NO2
O2
Ag2O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vòng benzene có độ bất bão hòa (pi + vòng) là bao nhiêu?
1
2
4
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí nào dưới đây màu nâu?
O2
NO2
NO
SO2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khí nào dưới đây làm mất màu cánh hoa hồng (hoặc dung dịch brom)?
SO2
NO2
NO
N2O
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este đơn chức RCOOR' mà tác dụng với NaOH theo tỉ lệ 1:2 thì đó là
este có nối đôi
este của phenol
este của ancol
este của axit cacboxylic
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