Question

The electropositive character is the maximum for which of the following elements in group 13?

• A. $Al$
• B. $B$
• C. $Ga$
• D. $In$

Answer 1

The correct option is A $Al$

Electro positive character of elements first increase from boron to aluminium and then decrease from aluminium to Thalium.
So, Aluminium has highest electropositive character in group B.