Ôn tập hóa vô cơ 9
Quiz
•
Chemistry
•
9th Grade
•
Medium

Thai Nguyen Dang
Used 50+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Chất nào sau đây làm quỳ tím chuyển sang màu đỏ?
HCl
NaCl
Na2CO3
NaOH
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Chất nào sau đây tan trong nước tạo thành dung dịch làm quỳ tím chuyển sang màu xanh?
Na2O
SO3
P2O5
KCl
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây tác dụng với dung dịch HCl giải phóng khí H2
Fe
Cu
Ag
Au
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Kim loại nào sau đây dẻo nhất?
Al
Ag
Pt
Au
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Kim loại nào sau đây tác dụng được với nước ở điều kiện thường?
K
Mg
Zn
Al
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thuốc thử duy nhất dùng để phân biệt 4 dung dịch HCl, NaOH, Ba(OH)2, Na2SO4
Quỳ tím
H2SO4
KOH
Na2CO3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hòa tan m gam Fe trong dung dịch H2SO4 dư thu được 3,36 lít H2 (đktc). Giá trị của m là:
5,6g
8,4g
11,2g
16,8g
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