Development of the Periodic Table

Science

Which **two** are examples of physical properties?

Starting with the earliest, put these scientists in order of their contribution to the development of the periodic table.

The discovery of which subatomic particle allowed Moseley to reorder the periodic table?

Elements in the same group of the periodic table share similar ...

What is the name of the horizontal rows in the modern periodic table?

put elements into groups of 8 based on their properties

occasionally ignored the atomic weight as thought it incorrect

ordered the elements based on their atomic number

Match each of the following scientists with their contribution to the development of the periodic table.

What is the name for a tiny particle that makes up everything?

Substances made up of only one type of atom are called ...

the total number of neutrons and protons in the nucleus.

The periodic table is a list of all the known ...

The horizontal rows in the periodic table are called ...

The verticle columns in the periodic table are called ...