Questions  

How many of the following are basic

A)V2O3  B) V2O4  C) Cr2O3 D) V2O5

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By Expert Faculty of Sri Chaitanya
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a
A , B only
b
A , B , C , D
c
A , B ,D only
d
B , C only
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detailed solution

Correct option is A

V2O3  -  basicV2O4  - weakly basicV2O5  -  amphoteric with more acidic characterCr2O3  - amphoteric

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