Question

How to understand periodic table

Answer 1

there are 5 steps to how to read the periodic table:

1. View the periodic table as starting at the top left and ending at the end of the last row, near the bottom right.

2. Find a “group” of elements in each column of the table.

3. Find a “period” of elements in each row of the table

4. Understand additional grouping according to metal, semi-metal and non-metal.

5. Consider that elements are also sometimes listed in families.

Answer 2

understand that the atomic number is the number of protons in the nucleus of a single atom of the element.