The number of Groups on the periodic table
What is 18?
This number if usually found in the top left of an element's cell and indicates the number of protons.
What is the atomic number?
The bottom left of the periodic table possess this characterist.
What is the most reactive?
This category of elements is highly reactive with oxygen and water at standard atmospheric temperature and pressure.
What are Alkali Metals?
This person was considered the "Father" of the modern periodic table.
Who is Dmitri Mendelev?
This is the number of periods on the periodic table.
What is 7?
This is used to identify the correct spelling of an element and is found near the center of the periodic table cell.
What is the element name?
The top right of the periodic table possess this unique property.
What is least reactive?
This class of elements readily accept 1 electron when bonding and can form compounds known as Halides.
What are Halogens?
This elements is found in nearly all processors found in modern electronics.
What is Silicon?
The periodic table has this number of elements.
What is 118?
Traditionally an element's name is represented using 1 or 2 letters. This abbreviation is know as what?
What is the element symbol?
These elements tend to have several oxidation states due to their valence electrons being located in different orbits.
What are transition metals?
This classification of elements are used extensively in electronic devices and often are used to make alloys.
What are Metalloids?
These metals can form several compounds due to their unique valence structures.
What are transition metals?
There are this many classifications of elements on the periodic table.
The number located at the bottom center of the element's cell, usually an average of all known isotopes.
What is the atomic mass?
The element Oganesson is number 118 and is found in the bottom right of the periodic table. This indicates that is has the largest ________.
What is atomic radius?
The elements classified as Metalloids are difficult to identify because they possess properties of these two other categories?
What are Metals and Non-metals?
This period of the periodic table contains the most man-made elements.
What is period 7?
The periodic table is used as this form of tool.
What is a predictive tool?
In some periodic tables you can find these numbers in the top right corner of the element cell. They are represented by +, -, or 0
What are valence electrons? or What are ions?
The trend for elements from the top left of the periodic table to the bottom right.
What is increasing atomic radius?
These elements are found in glowing signs around the world. What is the classification of these elements and how many are there?
What are Noble Gases? What is 7?
This elements is used for electric wiring and is known for its shiny surface and orange-red color.
What is Copper?