An element 'X' which belongs to the first short period has the outer electronic configuration ns2np1. What is the formula and acid-base character of its oxide?
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a
XO3 basic
b
X2O3 amphoteric
c
X2O3 acidic
d
XO2 acidic
answer is C.
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Detailed Solution
X : Boron 2s22p1B2O3, oxides of non-metal are acidic in nature.