Periods
Describe what a period in the periodic table?
A row
Runs from the left to the right
Describe what a group is on the periodic table?
A column
Runs from the top to the bottom
Where are these elements found?
Found or created in a lab
Where are metals found on the table
On the left
Where are Lanthanides found?
In nature
What halogen is found in the second group?
Fluorine
How many groups are found in the periodic table?
18
How are these elements made?
When nuclear particles are forced to crash into one another
Where are nonmetals found in the table?
On the right
Where are Actinides found?
They are made in a lab
What is found in the middle of a period?
Metalloid
True or false:
Groups are considered classifications because they are grouped by characteristics
True
These elements come after .........
Uranium
What is Cobalt (Co) classified as?
Transition Metal
Lanthandies are also called
rare earth metals
What does an element's placement tell us?
The properties of that elements
What is the fourth element of the 5th Group
Db
These elements decay ......
radioactively
What are the three types of metals?
Alkali metals, alkaline earth metals, and transition metals
What trait do all actinides have?
They are radioactive
How many elements are found in the third period
Eight
Which group has the noble gases?
Group 18
How is a single nucleus created?
Nuclei crash into other nuclei with enough energy
Which of these is a nonmetal?
Ti, TI, Ts
Ts
It's a halogen
Which of these are not a lanthanide?
Am, Eu, Tm