JEE Main 2019 (Online) 10th April Evening Slot | p-Block Elements Question 169 | Chemistry

The correct statements among I to III regarding group 13 element oxides are,
(I) Boron trioxide is acidic.
(II) Oxides of aluminium and gallium are amphoteric.
(III) Oxides of indium and thalliumare basic.

(II) and (III) only

(I), (II) and (III)

(I) and (III) only

(I) and (II) only

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