
LÝ THUYẾT CỦA SẮT
Authored by Hải Nguyễn
Science
9th - 12th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kim loại sắt có kí hiệu hóa học là gì
Fe
Al
Mg
Cu
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt có hóa trị
I
II
III
II, III
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt có nguyên tử khối bằng
65 gam/mol
56 gam/mol
64 gam/mol
31 gam/mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt là một kim loại có màu
vàng
đỏ
trắng bạc
trắng xám
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt có tính nhiễm từ tức là
Sắt có hóa trị Ii, III
Sắt là kim loại nặng
Sắt có màu trắng xám
Sắt bị nam châm hút
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt phản ứng với Cl2 sản phẩm phản ứng là
FeCl2
FeCl3
FeClO
FeClO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sắt phản ứng với axit H2SO4 loãng thu được khí
H2
SO2
NO
NO2
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