
Nhôm
Authored by Hùng Phạm
English
University
Used 2+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số electron lớp ngoài cùng của nguyên tử Al là
4
3
1
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Al 2 O 3 phản ứng được với cả hai dung dịch:
Na2SO4 , KOH.
NaOH, HCl.
KCl, NaNO3
NaCl, H2SO4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mô tả nào dưới đây không phù hợp với nhôm?
Ở ô thứ 13,chu kì 2, nhóm IIIA.
Cấu hình electron [Ne] 3s 2 3p 1 .
Tinh thể cấu tạo lập phương tâm diện.
Mức oxi hóa đặc trưng +3.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại Al không phản ứng với dung dịch
NaOH loãng.
H 2 SO 4 đặc, nguội.
H 2 SO 4 đặc, nóng.
D. H 2 SO 4 loãng.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ở nhiệt độ thường, kim loại Al tác dụng được với dung dịch
Mg(NO 3 ) 2
Ca(NO 3 ) 2 .
KNO3
Cu(NO 3 ) 2 .
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chất phản ứng được với dung dịch NaOH là
Mg(OH) 2 .
Ca(OH) 2 .
KOH.
Al(OH) 3 .
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để phân biệt dung dịch AlCl 3 và dung dịch KCl ta dùng dung dịch
NaOH.
HCl.
NaNO 3 .
H 2 SO 4 .
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