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33 questions
Vertical columns on the periodic table are called ___?
groups
periods
rows
columns
Which color on the image of the periodic table corresponds with the metalloids.
bright yellow
gold
teal
light blue
Mendeleev first ordered the periodic table of elements by increasing
atomic number
atomic mass
atomic symbol
atomic weight
Horizontal rows on the periodic table are called ___?
groups
periods
rows
families
The periodic table is mostly comprised of what type of element?
Metals
Nonmetals
Metalloids
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
What group is the family found? These halides are very reactive and almost have full outer energy level/shell.
1
2
16
17
The is family has properties of both metals and nonmetals.
Alkali
Halogens
Nonmetals
Metalloids
This type of element is dull, brittle solids and gases, insulators, poor conductors of heat and electricity, as well as having low melting points.
metals
metalloids
nonmetals
where are the metaloids found
far left, vertical
stair step/diagonal
far right horizontal
at the bottom
Substance that is shiny, malleable, and a good conductor of electricity
Nonmetal
Ductile
Metalloid
Metal
How are the elements arranged on the periodic table today?
By atomic mass
By number of electrons
By atomic number
By alphabetic order
The scientist who first organized the chart by atomic number is:
Moseley
Mendeleev
Miller
The scientist who first organized the chart by atomic mass is:
Moseley
Mendeleev
Miller
What is a cation's charge?
positive
negative
neutral
depends on the element
What is an anion's charge?
positive
negative
neutral
depends on the element's charge
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