Question

how many electrons will bromine need to gain or lose in order to have a full outer shell of 8 electrons? * 2 points bromine ·br: gain 1 lose 2 gain 3 lose 4 gain 5 lose 6 gain 7 lose 8

Explanation:

Step1: Analyze Bromine's valence electrons

Bromine is in Group 17 of the periodic table and has 7 valence electrons.

Step2: Determine electron - gain or loss

To achieve a full outer shell of 8 electrons, it needs to gain 1 electron.

Answer:

gain 1