During a chemical reaction, an iron atom became the ion Fe2+. What happened to the iron atom?

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Adepositional also feature that forms where a stream enters a lake or an ocean is a

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.