Hoá Học của Tài nè🤓
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Others
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KG
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Practice Problem
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Easy
tai vo trong
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base tác dụng với dung dịch acid tạo thành
Base mới và acid mới
Muối và nước
Base mới không hoà tan và nước
acid mới và khí hydrogen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acid là những chất làm cho quỳ tím chuyển sang màu
Xanh
Đỏ
Tím
Vàng
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base không tan trong nước là
Fe(OH)2
NaOH
KOH
Ca(OH)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là acid?
HCl
NaCl
Ba(OH)2
MgSO4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các chất sau :KCl, AgCl, Ca(OH)2, CuSO4, Ba(OH)2, KHCO3. Số chất thuộc hợp chất base là
1
3
4
2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base không tan trong nước là
Cu(OH)2
NaOH
KOH
Ca(OH)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho 1g NaOH rắn tác dụng với dung dịch chứa 1g HNO3. Dung dịch sau phản ứng có giá trị pH sau:
pH=7
pH>7
pH<7
pH không xác định được
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