
AXIT-BAZO-MUỐI
Authored by Thái Anh Nguyễn
Chemistry
8th Grade
Used 134+ times

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15 questions
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1.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Chất nào sau đây là axit?
H2SO4
NaOH
Ca(HCO3)2
HNO3
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Chất nào sau đây là bazơ
HNO3
Ba(OH)2
H2SO3
Cu(OH)2
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dung dịch nào sau đây khi nhúng vào quỳ tím chuyển sang màu đỏ
Natri clorua
Axit clohidric
Natri hidroxit
Kali oxit
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dung dịch nào sau đây khi nhúng vào quỳ tím chuyển sang màu xanh
CaO
H2SO4
Ba(OH)2
BaO
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức hóa học của oxit axit tương ứng với axit sunfuric, axit photphoric là:
SO2 , P2O5
SO3 , P2O5
SO4 , PO4
S, P
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Công thức hóa học của bazơ tương ứng với oxit Na2O , CuO lần lượt là:
NaOH, CuOH
Na(OH)2 , Cu2O
NaOH, Cu(OH)2
Na2O, Cu(OH)2
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Gốc axit của axit HNO3 có hóa trị mấy?
1
2
3
4
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