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The electropositive character increases ...

The electropositive character increases from B to Al and then decreases from Al to Tl because of 

A

Increase in the size of the elements

B

Decrease in the ionization energy of the elements

C

Decrease in the electronegativity of the elements

D

Ineffective shielding of the nuclear charge by d-clcctrons in the case of Ga, In and TI

Text Solution

Verified by Experts

The correct Answer is:
C
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