Ôn tập về pH (cơ bản)
Quiz
•
Science
•
11th Grade
•
Practice Problem
•
Easy
Ms Tú Anh
Used 17+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Độ pH nào biểu thị dung dịch có nồng độ ion hydrogen cao nhất
7
3
1
11
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Hợp chất nào dưới đây là chất điện li?
CH4
CH3OH
LiCl
Na
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Một dung dịch có độ pH là 6,2, nếu nồng độ ion hydrogen của nó tăng lên 10 lần thì độ pH mới của nó sẽ là bao nhiêu?
4,2
7,2
5,2
8,2
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Theo thuyết acid bazơ Bronsted – Lowry, một hợp chất là base nếu nó
cho một hydrogen ion
nhận một hydroxide ion
nhận một hydrogen ion
cho một hydroxide ion
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Theo thuyết acid bazơ Bronsted – Lowry, một hợp chất là acid nếu nó
cho một hydrogen ion
nhận một hydroxide ion
nhận một hydrogen ion
cho một hydroxide ion
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Hợp chất nào dưới đây là chất điện li?
CH4
C3H8O3
NaOH
C2H5OH
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Vị chua là đặc điểm của
base
acid
thang pH
dung dịch trung tính
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