Cân bằng trong dung dịch nước

Quiz
•
Chemistry
•
11th Grade
•
Medium
Nhi Hải
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đâu không phải là chất điện ly?
HCl
NaOH
Cu
Cu(NO3)2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Theo thuyết Arrhenius, acid là ?
Chất khi tan trong nước phân ly ra H+
Chất khi tan trong nước phân ly ra OH-
Chất khi tan trong nước phân ly ra cả H+ và OH-
Chất khi tan trong nước phân ly ra electron
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đâu là acid? Theo Bronsted-Lowry
CH3COOH
H3O+
Cả hai đều đúng
Cả hai đều sai
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Chất ...(1)... là chất khi tan trong nước phân ly thành các ion
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Các ion tác dụng với nước tạo ra ..(2).. gọi là acid
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Acid làm quỳ tím chuyển sang màu ...(3)..
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pH=4. Vậy nồng độ H+ =?
10^-5
10^-4
10^-3
10^-2
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