hoáa
Authored by 4ws4qyy6bc apple_user
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12th Grade
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29 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
khi luồng khí dư h2.. chất rắn còn lại
al2o3,fe,cu,mgo
al2o3 feo cuo mgo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cho y3+/y2+…
y3++x_>y2+*x2+
ee
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cho 4 dd ruền biệt hcl cucl2..
1
2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
puhh nào o thuộc loài pu nhiệt nhôm
al ts vs feso đun
al td vs axit h2so4 đặc nóng
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cho 16,2g kim loại
mg
al
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dãy kloai pu vs cuso4
al cu na
al fe mg cu
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
mệnh đề o đúng là
fe khử dc cu
fe2+ oxh dc cu
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