
H9_Base
Presentation
•
Chemistry
•
9th Grade
•
Hard
Nguyễn Phụng
Used 2+ times
FREE Resource
21 Slides • 7 Questions
1
GV. Nguyễn Tuấn Phụng
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7
Multiple Choice
Base là hợp chất có khả năng tạo ra ion
Na+
H+
Cl-
OH-
8
Multiple Choice
Base nào sau đây là không tan?
NaOH
KOH
Cu(OH)2
Ca(OH)2
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13
Multiple Choice
Dung dịch nào sau đây làm quỳ tím hoá xanh?
H2SO4
HCl
HNO3
NaOH
14
Multiple Choice
Cho dung dịch sodium hydroxide NaOH vào dung dịch X, sau phản ứng thấy dung dịch chuyển sang màu hồng. Dung dịch X có thể là
HCl
quỳ tím
KOH
phenolphthalein
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Multiple Choice
Phương trình hoá học nào sau đây đúng khi cho khí SO2 tác dụng với KOH?
SO2 + KOH ⟶ K2SO3 + H2O
SO2 + 2KOH ⟶ K2SO3 + H2O
2SO2 + KOH ⟶ K2SO3 + H2O
SO2 + KOH ⟶ KHSO3 + H2O
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Multiple Choice
Phương trình hoá học nào sau đây là đúng?
NaOH + H2SO4 ⟶ Na2SO4 + H2O
2KOH + HCl ⟶ KCl + H2O
NaOH + 2HCl ⟶ NaCl + H2O
Fe(OH)3 + 3HCl ⟶ FeCl3 + 3H2O
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Multiple Choice
Base nào sau đây dễ bị nhiệt phân huỷ?
NaOH
KOH
Ca(OH)2
Mg(OH)2
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GV. Nguyễn Tuấn Phụng
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