
Câu hỏi hóa học
Authored by Đỗ Thái Mỹ
Other
6th - 8th Grade

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11 questions
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1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây tan trong nước
Al
Ag
Cu
Na
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây đổi màu quỳ tím
Nước muối sinh lí
Dịch vị dạ dày
Nước cất
Rượu
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây có tính axit mạnh nhất
HCl
H2SO4
HNO3
CH3COOH
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây là một bazơ mạnh
NaOH
KCl
CaCO3
NH4Cl
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây có thể làm quỳ tím chuyển sang màu xanh
H2O
NaOH
HCl
CH3COOH
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây có thể làm quỳ tím chuyển sang màu đỏ
H2SO4
NaOH
HCl
CH3COOH
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Chất nào sau đây có tính bazơ yếu nhất
NaOH
KOH
NH4OH
Ca(OH)2
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