
CHỦ ĐỀ BAZƠ
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Huyền Bích
Used 9+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Dãy các bazơ làm phenolphtalein hoá đỏ là
NaOH; Ca(OH)2; Mg(OH)2
NaOH; Ca(OH)2; KOH
Ca(OH)2; NaOH; Al(OH)3
NaOH; Ca(OH)2; Fe(OH)3
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Bazơ tan và không tan có tính chất hoá học chung là
Làm quỳ tím hoá xanh
Tác dụng với oxit axit
Tác dụng với axit
Bị nhiệt phân huỷ
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Cu(OH)2 bị nhiệt phân tạo ra
chất rắn màu đen
chất rắn màu xanh và nước
chất rắn màu đen và nước
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dãy bazơ nào sau đây là kiềm?
Ca(OH)2; KOH; Mg(OH)2
Ca(OH)2; KOH; Ba(OH)2
Ba(OH)2; KOH; Cu(OH)2
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Dãy Bazơ tác dụng với CO2 là:
Ba(OH)2; NaOH; Cu(OH)2
Ba(OH)2; NaOH; Ca(OH)2
Ba(OH)2; NaOH; Mg(OH)2
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Bazơ bị nhiệt phân hủy là
KOH
Ba(OH)2
NaOH
Cu(OH)2
7.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Bazơ làm đổi màu quí tím thành xanh
KOH
Mg(OH)2
NaOH
Cu(OH)2
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