
ÔN TẬP KIỂM TRA HÓA HỌC 8 GIỮA HỌC KÌ II

Quiz
•
Chemistry
•
8th Grade
•
Medium
Cúc Nguyễn
Used 61+ times
FREE Resource
47 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây là base?
KOH
HCl
NaCl
H2SO4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất NaOH có tên gọi nào sau đây?
Nitrogen (I) hydroxide
Nitrogen (III) hydroxide
Sodium hydroxide
Sodium (I) hydroxide
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong số các base sau đây, dãy nào gồm tất cả các base tan được trong nước?
KOH, NaOH, Ba(OH)2, Ca(OH)2
Fe(OH)3, Zn(OH)2, Cu(OH)2, KOH
Fe(OH)2, Mg(OH)2, Cu(OH)2, Ba(OH)2
Cu(OH)2, Fe(OH)3, Mg(OH)2, NaOH
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dãy chất nào sau đây chỉ gồm các base không tan?
Fe(OH)3, Mg(OH)2, NaOH
Fe(OH)3, Cu(OH)2, KOH
Mg(OH)2, Cu(OH)2, Ba(OH)2
Fe(OH)3, Mg(OH)2, Cu(OH)2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dung dịch chất nào sau đây làm phenolphthalein chuyển sang màu hồng?
HCl, NaCl
HNO3, Ba(OH)2
NaOH, Ca(OH)2
H2S, Ca(OH)2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhóm các base làm quỳ tím ẩm hoá xanh là
Ba(OH)2, Cu(OH)2
Ba(OH)2, KOH
Mg(OH)2, Ca(OH)2
Mg(OH)2, Ba(OH)2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thang pH được dùng để
đánh giá độ muối của dung dịch
đánh giá độ nhạt của dung dịch
đánh giá độ acid, base của dung dịch
đánh giá độ mặn của dung dịch
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