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31 questions
atomic number
gas at room temperature, low boiling point
a subatomic particle that has a negative charge
number or protons and neutrons
the number of protons in the nucleus of an atom
period
Elements that occur in vertical columns on the periodic table.
A horizontal row of elements in the periodic table
Found in group two of the periodic table; highly reactive
A subatomic particle that has a negative charge
not able to conduct heat or electricity, little to no metallic luster
Non-metals
noble gases
atomic mass
Neutron
Number of protons and neutrons
atomic number
atomic mass
noble gases
Non-metals
Elements that occur in vertical columns on the periodic table.
Neutron
metalloids (semimetals)
groups
Proton
good thermal conductors, shiny, electric conductors, higher density and melting points than group
alkali metals (group 1)
Transition Metals (Groups 3-12)
Non-metals
metalloids (semimetals)
gas at room temperature, low boiling point.
atomic mass
atomic number
Non-metals
noble gases
metalloids (semimetals)
Elements that occur in vertical columns on the periodic table.
an element that has both metallic and nonmetallic properties
not able to conduct heat or electricity, little to no metallic luster
found in group one of the periodic table; highly reactive
the basic structural unit of matter
atom
matter
element
nucleus
a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means
element
subatomic particle
electron
matter
an arrangement of the elements according to their atomic numbers so that elements with similar properties are in the same column and properties repeat from row to row
Periodic Table of Elements
Atomic Theory
Isotopes
Subatomic Particles
one or two letters that represent the name of an element
element name
element symbol
atomic number
atomic mass
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
the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom
element name
element symbol
atomic number
atomic mass
a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group
family
period
row
isotope
a row on the Periodic Table of Elements
family
period
row
isotope
what is the biggest group on the table
metals
nonmetals
metaloids
halogens
how many rows are on the table
4
5
6
7
where are the metaloids found
far left, vertical
stair step/diagonal
far right horizontal
at the bottom
symbols must have at least
1 cap. letter
2 cap. letters
2 lower case letters
any letter you want
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
Most metals share four common physical characteristics. Which of the options is not one of the four?
Luster
Conductivity
Ductility
Malleability
Reactivity
The periodic table is mostly comprised of what type of element?
Metals
Nonmetals
Metalloids
Which of the following is not true of metalloids?
Silicon and Germanium are common metalloids used in computers.
Metalloids contain properties similar to both metals and nonmetals.
Metalloids are found in a stair step line between metals and nonmetals on the periodic table.
Metalloids are the first choice in building materials.
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