
Quiz về Axit và Bazơ
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Medium
Thu Hương
Used 11+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch acid làm đổi màu giấy quỳ từ tím sang?
Xanh.
Tím.
Đỏ.
Vàng.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
"Acid là những hợp chất trong phân tử có nguyên tử ………… liên kết với gốc acid. Khi tan trong nước, acid tạo ra ion……….. ". Nội dung còn thiếu trong chỗ trồng lần lượt là
hydrogen, OH−.
hydroxide, OH−.
hydrogen, H+.
hydroxide, H+.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào dưới đây làm giấy quỳ tím chuyển sang màu đỏ?
KOH, NaOH, Ba(OH)2.
Ba(OH)2, Cu(OH)2, HNO3.
NaCl, HCl, NaOH.
HNO3, HCl, H2SO4.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào dưới đây làm giấy quỳ tím chuyển sang màu xanh?
KOH, NaOH, Ba(OH)2.
Ba(OH)2, Cu(OH)2, HNO3.
NaCl, HCl, NaOH.
HNO3, HCl, H2SO4.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acid dùng để sản xuất giấm ăn là acetic acid, công thức của giấm ăn là
CH3COOH.
HNO3.
HCl.
H2SO4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch HCl có tên gọi là:
hidrochloric acid.
nitric acid.
acetic acid.
sufuric acid.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các dãy chất sau chất nào thuộc muối?
HNO3, CaCO3, H3PO4.
NaNO3, CuSO4. KCl.
H2SO4, HNO3, HCl.
KOH, Mg(OH)2, CaO.
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