How many electrons does chlorine need to gain in order to be like Argon ? - 2 electrons

- 3 electrons

- 1 electron

What is an example of a physical property?

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.