If Bromine has a charge of 1-, how many electrons does it have?

35

Explanation:

The atomic number for bromine is 35, which means it has 35 protons in its atomic nuclei. A neutral bromine atom would also have 35 electrons. In order for a bromine atom to become a

1

−

bromide ion, it would have to gain an additional electron.

a corroding iron, if that's one of your choices

the objects have the same charge.