Families
Metal, Non-Metal, Metalloid
Solid, Liquid or Gas
Valence Electrons
Vocabulary
100
gold (79)
What is transition metal?
100
iron
What is metal?
100
oxygen (8)
What is gas
100
argon (18)
What is 8
100
when elements are arranged by increasing atomic number, properties repeat at regular intervals
What is periodic law
200
bromine (35)
What is halogen?
200
iodine
What is non-metal
200
aluminum
What is solid
200
strontium
What is 2
200
horizontal rows on periodic table
What are periods?
300
Cesium (55)
What is alkali earth metal?
300
germanium
What is metalloid
300
bromine
What is liquid
300
phosphorus
What is 5
300
created the periodic table by placing elements in order by increasing atomic mass
Who is Mendeleev?
400
selenium
What is oxygen family?
400
rubidium
What is metal
400
carbon
What is solid
400
fluorine
What is 7?
400
vertical columns on periodic tabe
What are groups or families?
500
magnesium (12)
What is alkaline earth metal?
500
lead
What is metal
500
krypton
What is gas
500
lithium
What is 1
500
atoms of the same element with different numbers of neutrons
What are isotopes?
M
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