01 Hoá vô cơ 11
12th Grade
•28 Qs
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01 Hoá vô cơ 11
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Giang Nguyễn
Used 2+ times
FREE Resource
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28 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 1: Dung dịch chất nào sau đây có pH > 7?
A. NaNO3.
B. KCl.
C. H2SO4.
D. KOH.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 2: Dung dịch chất nào sau đây làm quỳ tím chuyển thành màu đỏ?
A. H2SO4.
B. KOH.
C. NaCl.
D. C2H5OH.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 3: Chất nào sau đây là chất điện li yếu?
A. CH3COOH.
B. FeCl3.
C. HNO3.
D. NaCl.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 4: Chất nào sau đây không dẫn điện được?
A. KCl rắn, khan.
B. CaCl2 nóng chảy.
C. NaOH nóng chảy.
D. HBr hòa tan trong nước.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 5: Chất nào sau đây thuộc loại chất điện li mạnh?
A. H2O.
B. C2H5OH.
C. NaCl.
D. CH3COOH.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 6: Đối với dung dịch axit mạnh HNO3 0,10M, nếu bỏ qua sự điện li của nước thì đánh giá nào về nồng độ mol ion sau đây là đúng?
A. [H+] = 0,10M.
B. [H+] < 0,10.
C. [H+] > [NO3-].
D. [H+] < [NO3-].
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 7: Axit nào sau đây là axit một nấc?
A. H2SO4.
B. H2CO3.
C. CH3COOH.
D. H3PO4.
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