
ÔN TẬP HK2
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
hoang nguyen
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất chỉ có tính khử là
A. FeCl3.
B. Fe(OH)3.
C. Fe2O3.
D. Fe.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi đun nóng, sắt tác dụng với lưu huỳnh sinh ra muối nào sau đây?
A. FeSO4.
B. FeSO3.
C. Fe2(SO4)3.
D. FeS.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Fe tan hết trong lượng dư dung dịch nào sau đây?
A. NaCl.
B. NaOH.
C. HNO3 đặc nguội.
D. H2SO4 loãng.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cho Fe tác dụng với dung dịch HNO3 đặc, nóng, thu được khí X có màu nâu đỏ. Khí X là
A. N2.
B. N2O.
C. NO.
D. NO2.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Fe bị thụ động bởi dung dịch
A. H2SO4 loãng.
B. HCl đặc, nguội.
C. HNO3 đặc, nguội.
D. HCl loãng.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Fe phản ứng được với dung dịch
A. CuSO4.
B. Al2(SO4)3.
C. MgSO4.
D. ZnSO4.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Fe phản ứng được với dung dịch
A. CuSO4
B. Na2CO3
C. CaCl2
D. KNO3
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