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Which one of the following orders presents the correct sequence of the increasing basic nature of the given oxides? (AIEEE 2011) 1) K 2 O 2 O 2 O 3 2) Al 2 O 3 2 O 2 O 3) MgO 2 O 2 O 3 2 O 4) MgO 2 O 2 O 2 O 3

Which one of the following orders presents the correct sequence of the increasing basic nature of the given oxides? (AIEEE 2011) 


1) K2O < Na2O < Al2O3 < MgO 


2) Al2O3 < MgO < Na2O < K2


3) MgO < K2O < Al2O3 < Na2


4) MgO < K2O < Na2O < Al2O3

Grade:12

1 Answers

Akshay Meena
askIITians Faculty 34 Points
8 years ago
Metallic property increases down the group and decreases across a period when moved from left
to right.
So Right Ans is : ( 2 )
Al2O3< MgO < Na2O < K2O
Thanks & Regards
Akshay Meena,
askIITians Faculty
M.Tech,IIT Kharagpur

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