Nhóm IIA
Authored by Duc Nghia ..
Science
University
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32 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
PT điều chế kim loại IIA
(a)
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
MgO + CaC2
(a)
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
MgO + CaO + Si
(a)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
MgO + C
(a)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Be , Mg , Ca , Ba
Tính khử tăng dần
Tính khử giảm dần
Tính oxh tăng dần
Tính oxh giảm dần
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
KL nào k phản ứng vs H2 tạo hydrit
Ba
Mg
Ca
Be
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Mg ko pu với
HF
H3PO4
H2SO4
HCl
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