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A group of elements in the Periodic Tabl...

A group of elements in the Periodic Table are given pelow (Boron is the first member of the group and Thallium is the last).
Boron
Aluminium
Gallium
Indium
Thallium
Answer the following questions in relation to the above group of elements :
Will the elements in the group to the right of this Boron group be more metallic or less metallic in character ? Justify your answer.

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Less metallic, because metallic character decreases from left to right in the periodic table.
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