SỰ ĐIỆN LI -pH
Quiz
•
Chemistry
•
11th Grade
•
Medium
Đặng Thuận
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Dung dịch nào sau đây có pH < 7
NaOH.
NaCl.
HCl.
Na2CO3.
2.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Dung dịch có [H+] = 0,01M. Môi trường của dung dịch là:
Kiềm.
Axit.
Trung tính.
Không xác định.
3.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Một dung dịch có [OH−] =10-10 M. Môi trường của dung dịch là
axit
bazơ
trung tính
không xác định được
4.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Dung dịch HCl 0,01M. pH của dung dịch có giá trị là:
3
2,5
1
2
5.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Dung dịch H2SO4 0,005M có pH là
2
3
4
5
6.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Dẫn 4,48 lít khí HCl (đktc) vào 2 lít nước thu được 2 lít dung dịch có pH là:
3
2
1,5
1
7.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Cho 50ml dung dịch HCl 0,10 M tác dụng với 50ml dung dịch NaOH 0,12 M thu được dung dịch A. Cho quỳ tím vào dung dịch A, quỳ có màu gì?
xanh
đỏ
tím
không màu
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