Question

When lithium reacts with bromine to form the compound LiBr, each lithium atom:

(1) gains one electron and becomes a negatively
charged ion
(2) gains three electrons and becomes a negatively
charged ion
(3) loses one electron and becomes a positively
charged ion
(4) loses three electrons and becomes a positively
charged ion

Answer 1

loses one electron

Step-by-step explanation:

Answer 2

(3) loses one electron and becomes positively charged
Lithium has one valence electron and Bromine has seven. Therefore Lithium will give up its one to Bromine for both to have an octet