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Periodic Table Facts & Family Info
Periodic Table Layout
Elements
Atomic Structure
Utilizing the Periodic Table
100
The man who published the first periodic table of elements.
Who is Dmitri Mendeleev?
100
The rows of the periodic table are called this
What is periods?
100
This element if found in table salt and is part of the alkali family
What is sodium?
100

These two particles make up an atom's nucleus.

What are protons and neutrons?

100

There are this many elements in the periodic table.

What are 118?

200

This family or group reacts readily with group 1 alkali metals and are the most reactive of the non-metals.

What is halogens or group 17?

200
The columns of the periodic table are called this
What is groups or families?
200
This element seems out of place on the periodic table and means "water former"
What is hydrogen?
200

In an atom, this is where the electrons are found.

What is the electron cloud?

200

The smallest piece of matter that still has the properties of an element.

What is an atom?

300

This group or family is very stable because of their fully filled outer electron shell.

What is noble gases or group 18?

300

The left side of the periodic table are called this.

What are metals?

300
This element is known as "liquid silver"
What is mercury?
300

This is the neutrally charged subatomic particle.

What is the neutron?

300

The sum of protons and neutrons is called this.

What is the mass number or atomic mass?

400
Another name for Group 1 which are silvery solids that are very reactive in water.
What is Alkali Metals?
400

The right side of the periodic table are called this.

What are nonmetals?

400
This element is the building block of all living things
What is carbon?
400

This subatomic particle determines the identity of the atom.

What is the proton?

400

The group number on the periodic table tells us this about the atom.

What are the number of electrons in the outermost shell?

500
The modern periodic table is organized into these two items.
What is periods and groups?
500
These fall in between the metals and nonmetals
What is metalloids?
500

This is the atomic number of Mg (Magnesium).

What is 12?

500

The mass of an electron is this fraction as compared to the mass of a proton or neutron.

What is 1/2000?

500

The period number on the periodic table tells us this about the atom.

What are the number of electron orbitals / shells?