
Đề luyện cấp tốc số 2
Authored by Nguyen Thuynen
Chemistry
12th Grade
Used 7+ times

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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại nào sau đây dẻo nhất trong tất cả các kim loại?
Vàng.
Bạc.
Đồng.
Nhôm.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở điều kiện thích hợp, kim loại nào sau đây bị Cl2 oxi hóa lên mức oxi hóa +1?
Zn.
Fe.
K.
Al.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây dùng làm phân đạm bón cho cây trồng?
K2CO3.
(NH2)2CO.( ure)
Ca(H2PO4)2.
KCl.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thủy phân este CH3COOC2H5 trong dung dịch NaOH, thu được muối có tên gọi là
natri axetat.
natri fomat.
natri propionat.
natri butirat.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại sắt tác dụng với lượng dư dung dịch nào sau đây tạo thành muối sắt(III)?
HCl.
H2SO4 loãng.
AgNO3.
CuSO4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất nào sau đây vừa tác dụng với NaOH, vừa tác dụng với Na?
Phenol.
Etyl acrylat.
Tripanmitin.
Glixerol.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hơp chất X là chất rắn màu trắng, kết tủa ở dạng keo. Công thức của X là
Al(NO3)3.
Al2O3.
NaAlO2.
Al(OH)3.
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