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15 questions
The main groups/families in the Periodic Table are also called ______________.
representative elements
alkali metals
transition metals
periods or series
Metals are found on the ______________ side of the periodic table.
nonmetals
left
right
metals
What is the organizational system or chart for elements?
Atomic weight
Families
Periodic table
Atomic number
What is the name of group number 1?
halogens
noble gases
alkali metals
alkaline earth metals
A row on the Periodic Table of Elements
family
period
row
isotope
Which halogen is found in period 4?
Krypton (Kr)
Xenon (Xe)
Bromine (Br)
Iodine (I)
a unique number for each element that equals the number of protons in an atom of that element
element name
element symbol
atomic number
atomic mass
As you move left to right on a row or period what happens?
Atomic number increases by 1
Electrons decrease
Number of shells decrease
Nothing
Elements in the same group have __________
Similar Properties
Same number of shells
Similar Mass
Name the element
Hydrogen
Helium
Heryllium
Hassium
Name the element
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