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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) K2O < Na2O < Al2O3 < MgO

2) Al2O3 < MgO < Na2O < K2O

3) MgO < K2O < Al2O3 < Na2O

4) MgO < K2O < Na2O < Al2O3

sneha singh , 11 Years ago
Grade 12
anser 1 Answers
Akshay Meena

Last Activity: 11 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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