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Q.

The correct statements among I to III regarding group 13 element oxides?I) Boron trioxide is acidic.II) Oxides of Aluminum and Gallium are amphoteric.III) Oxides of indium and thallium are basic.

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a

I, II and III

b

I and III only

c

I and II only

d

II and III only

answer is A.

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Detailed Solution

B2O3− acidicAl2O3,Ga2O3−amphotericIn2O3 Tl2O3−basic
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