What are economical benefits of Bromine

answer:The advantages to using bromine are obvious, and bromine is very beneficial to many people with naturally sensitive skin. Although bromine produces less of a chemical odor than chlorine, it is harder to wash away the chemical smell from your skin after bathing in a bromine pool or spa.

its also cheaper

Explanation:

the answer is b & c i believe : )

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

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