Sodium forms a 1+ ion, while fluorine forms
a l-ion. Write the electron configuration for each ion.
Why don't these two elements form 2+ and 2-ions,
respectively?

Why does a cake rise when you bake it? ♡

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

What are the three major branches of natural science? • earth and space science, life science, physical science •earth and space science, physical science, chemistry •physical science, life science, chemistry •life science, chemistry, physics