
Câu hỏi về Base và Phản ứng Hóa học

Quiz
•
Science
•
8th Grade
•
Hard
Trịnh Thị Hân
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là base tan trong nước?
Fe(OH)₃
Cu(OH)₂
NaOH
AgOH
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch base làm quỳ tím chuyển sang màu gì?
Đỏ
Xanh
Tím
Vàng
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phản ứng nào sau đây là phản ứng trung hòa?
NaOH + HCl → NaCl + H₂O
Cu(OH)₂ → CuO + H₂O
2NaOH + CO₂ → Na₂CO₃ + H₂O
Ca(OH)₂ + SO₂ → CaSO₃ + H₂O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base nào sau đây không tan trong nước?
NaOH
KOH
Ca(OH)₂
Fe(OH)₃
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi cho Ba(OH)₂ tác dụng với H₂SO₄, sản phẩm thu được là gì?
BaSO₄ + H₂O
BaSO₃ + H₂O
BaCl₂ + H₂O
Không có phản ứng
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base có thể tác dụng với oxit nào sau đây?
CO₂
Na₂O
CuO
Fe₂O₃
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Base nào sau đây bị nhiệt phân hủy?
NaOH
KOH
Cu(OH)₂
Ba(OH)₂
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