Question

A group of elements in the periodic table starts with Boron and ends with Thallium.

(i) Which element has the most metallic character?
(ii) If electronic configuration of Aluminum is 2, 8,3 , how many electrons are there in

the outermost shell of Thallium.​

Answer 1

A group of elements in the periodic table starts with Boron and ends with Thallium.

(i) Which element has the most metallic character?

(ii) If electronic configuration of Aluminum is 2, 8,3 , how many electrons are there in

the outermost shell of Thallium.

Answer 2

Answer:

Group 3A (or IIIA) of the periodic table includes the metalloid boron (B), as well as the metals aluminum (Al), gallium (Ga), indium (In), and thallium (Tl).

HOPE IT HELPS DEAR!!!