In a chemical reaction, an iron atom became the ion fe2 . what happened to the iron atom?
a. it lost electrons and was oxidized.
b. it lost electrons and was reduced.
c. it gained electrons and was oxidized.
d. it gained electrons and was reduced.

What is an example of a physical property?

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers