
ÔN TẬP GIỮA KÌ 1 HÓA 11
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Nga Thuý
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44 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Chất nào sau đây đều là chất điện li yếu?
CH3COOH
NaOH
NH4Cl
HCl
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hằng số cân bằng KC của một phản ứng thuận nghịch phụ thuộc vào yếu tố nào sau đây?
Nồng độ.
Nhiệt độ.
Áp suất.
Chất xúc tác.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Yếu tố nào sau đây luôn luôn không làm dịch chuyển cân bằng của hệ phản ứng?
Nồng độ.
Nhiệt độ.
Áp suất.
Chất xúc tác.
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Phản ứng nào sau đây là phản ứng thuận nghịch?
Mg + 2HCl ⟶ MgCl2 + H2.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dung dịch chất nào sau đây có pH > 7?
NaNO3; KCl; Na2CO3.
KCl; NaOH; H2SO4.
H2SO4; KOH; NaCl.
KOH; Ca(OH)2; CH3COONa.
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dung dịch nào sau đây có pH < 7?
NaOH; H2SO4.
Ca(OH)2; H2SO4.
HCl; H2SO4.
NaCl; KOH.
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dung dịch chất nào sau đây làm phenolphtalein chuyển sang màu hồng?
H2SO4.
NaOH.
K2SO4.
HCl.
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