Kim loại nào sau đây có tính khủ mạnh hơn Zn?
Hoá

Quiz
•
Chemistry
•
12th Grade
•
Easy
GD TheuTrich
Used 3+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na
Au
Ag
Fe
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Polime nào sau đây có chứa nguyên tố nitơ?
Poliacrilonitrin
Polietilen
Polibuta-1,3-đien
Poli(vinyl clorua)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây có khả năng làm mềm được nước cứng vĩnh cửu?
Na2CO3
NaCl
CaCl2
Na2SO4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Fe tác dụng với dung dịch H2SO4 loãng sinh ra khí H2 và muối nào sau đây?
FeSO4
FeS
FeS2
Fe2(SO4)3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây có độ cứng lớn nhất?
Cr
Al
Au
Cs
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây mềm nhất?
Cs
Au
Cr
Hg
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây dẻo nhất?
Au
Na
Cs
Li
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