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WBJEE 2015 Chemistry Solved Paper
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© examsnet.com
Question : 15
Total: 40
The decreasing order of basic character of
K
2
O
, BaO, CaO and MgO is
K
2
O
> BaO > CaO > MgO
K
2
O
> CaO > BaO > MgO
MgO > BaO > CaO >
K
2
O
MgO > CaO > BaO >
K
2
O
Validate
Solution:
The order of basic character is
K
2
O
> BaO > CaO > MgO on basis of electropositivity of metal.
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