
Quiz về Axit và Dung dịch

Quiz
•
Science
•
8th Grade
•
Hard
Anh Lê
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi cho mẩu quỳ tím vào dung dịch acetic acid thì quỳ tím
không đổi màu.
chuyển vàng.
chuyển xanh.
chuyển đỏ.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là acid?
CaO.
H2SO4.
NaOH.
KHCO3.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acid H2SO4 loãng tác dụng với Fe tạo thành sản phẩm:
Fe2(SO4)3 và H2.
FeSO4 và H2.
FeSO4 và SO2.
Fe2(SO4)3 và SO2.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điền vào chỗ trống: "Acid là những ... trong phân tử có nguyên tử ... liên kết với gốc acid. Khi tan trong nước, acid tạo ra ion ..."
đơn chất, hydrogen, H-
đơn chất, hydroxide, H+
hợp chất, hydroxide, H-
hợp chất, hydrogen, H+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây làm quỳ tím hóa đỏ?
Ca(OH)2.
HCl.
NaOH.
Na2SO4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây không phải là acid?
NaCl.
HNO3.
HCl.
H2SO4.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy các chất thuộc loại acid là
HCl, H2SO4, Na2S.
Na2SO4, H2SO4, HNO3.
H2SO4, HNO3, Na2S.
HCl, H2SO4, HNO3.
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