Choose from: [i] Just go around the periodic table and do your research before you begin. It is easy to get lost if you only look around on the top page of this article, which is fine.; [ii] The more specific you are to the atomic number, the better. In other words, you can't tell how many elements there are.; [iii] Make sure to find one that corresponds to atomic number (often also known as atomic weight, which is the number of units in a given atom). Get an earlier version of the periodic table if possible because you may be able to do that.; [iv] It's either find a copy of the periodic table, or. Most chemistry textbooks have a periodic table printed on the inside cover.;Choose from options above and answer: What most naturally follows?

How to find atomic number
Find a copy of the periodic table.
If you don't have one handy. Every single element has a different atomic number, so there are no quick rules to learn.
Answer:
[iv]