
ôn hóa
Authored by lyhn duongg
Chemistry
8th - 9th Grade
Used 1+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
chọn câu SAI về oxi
oxi tạo oxit axit với hầu hết các kim loại
ko mùi ko vị
oxi cần thiết cho sự sống
là phi kim hoạt động mạnh , nhất ở nhiệt độ cao
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dãy chỉ số gồm các oxit bazo là
zn0, c02,si02,pb0
s03,n2o3,ca0,p2o5
s02,AL02,Hg0,K20
Ag2o , ca0,cu0 , fe2o3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cái nào là oxit axit
Mn02
Cu20
Cu0
Mn207
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dãy chỉ số gồm các oxit axit
c0 , c02 , al203 , p205
c02 , s02, cl20, , p205
fe0 , si20, ca0, fe2o3
Na20, Ba0,, H20,Zn0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
oxit phi kim nào ko phải oxit axit
So2
SO3
NO
N205
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ta có: C, Mg , P205,Si02,Ba0, Cu0,K20
Có bnh chất tác dụng với oxi tạo ra oxit bazo
2
5
3
4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cho các oxit axit S02,Fe0,Mg0,P205,Cu0,K20,Si0,CO2,Ba0. Có bnh oxit axit
3
2
5
4
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