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PASSAGE - 1: In Mendeleeff's periodic ta...

PASSAGE - 1: In Mendeleeff's periodic table elements were classified on the basis of atomic weight & in modern periodic table on the atomic number. The lighter elements of 2 & 3 periods show similarities in their properties called diagonal relationship
Due to digonal relation which pair are amphoteric in nature

A

`Li_2,O,MgO`

B

`BeO,MgO`

C

`B_2,O_3Al_2O_3`

D

`BeO,Al_2O_3`

Text Solution

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The correct Answer is:
D
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