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The correct statement among I to III reg...

The correct statement 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 thallium are basic

A

(I) and (II) only

B

(I) and (III) only

C

(I),(II) and (III)

D

(II) and (III) only

Text Solution

Verified by Experts

The correct Answer is:
C
`B_2 O_3` is acidic oxide
`Al_2 O_3` and `Ga_2 O_3` ae amphoteric oxides
In `O_3 and Tl_2 O_3` are basic oxides .
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