WBJEE 2015 Chemistry Solved Paper

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Question : 15 of 40

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The decreasing order of basic character of K2O, BaO, CaO and MgO is

K2O > BaO > CaO > MgO
K2O > CaO > BaO > MgO
MgO > BaO > CaO > K2O
MgO > CaO > BaO > K2O

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