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WorksheetsPToE Chapter Review
Total questions: 71
Worksheet time: 36mins
What is the center of an atom called?
core
clouds
nucleus
that middle thingy
The subatomic particles with a +1 charge are called...
protons
electrons
neutrons
protiums
The subatomic particles with a -1 charge are called ...?
protons
electrons
neutrons
electricity
The __________ or row shows the number of electron shells.
period
group
family
column
Particles in an atom that are neutral, or have no charge, are
negatrons
electrons
neutrons
protons
My name is mercury, what is my chemical symbol?
Me
ME
Hg
HG
What are the characteristics/properties of metals?
lustrous and malleable
conducts heat, brittle, and dull
ductile and brittle
poor conductors

What is the atomic number of neon? (look for the circle on the table)
20
10
18
4
Who organized elements based on mass and increasing chemical properties?
Dmitri Mendeleev
Albert Einstein
Henry Moseley
Mohammad Ali
He predicted the properties of elements of UNDISCOVERED elements
Henry Moseley
Albert Einstein
Abraham Lincoln
Dmitri Mendeleev
Rows in the PTOE are called
families
groups
periods
columns
Columns on the PTOE are called
groups
periods
rows
families
Periodicity is...
repetition in properties of elements
repetition in certain elements
created by Newsland to help group the elements
created by Moseley to explain periodic law
How do you find atomic mass on the PTOE?
It's usually the bigger number on the PTOE that helps categorize the elements
protons + neutrons
it's on the top left hand corner
it's usually the bigger number written below the element
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
found in group one of the periodic table; highly reactive
Non-metals
Transition Metals
alkali metals
metalloids
not able to conduct heat or electricity and dull
nonmetals
noble gases
metalloids
metals
The electrons in the outermost shell of an atom; these are the electrons involved in chemical reactions
"core" electrons
halogens
total electrons
valence electrons
Number of protons and neutrons
atomic number
atomic mass
mass number
What is the biggest class on the table?
metals
nonmetals
metalloids
transition metals
How many periods are on the periodic table?
18
9
6
7
How many groups are on the table?
15
16
17
18
What is the name of the family in group 1?
halogens
noble gases
alkali metals
alkaline earth metals
What is the name of group 2?
transition metals
halogens
metaloids
alkaline earth
what group number are the noble gases
17
18
14
15
what is the small class of elements called that include C,N,O
metals
nonmetals
metalloids
noble gases
a unique number for each element that equals the number of protons in an atom of that element
mass number
element symbol
atomic number
atomic mass
one of several forms of a single element, which contains the same number of protons, but different numbers of neutrons
isotope
ion
orbital
nucleus
Which color on the image of the periodic table corresponds with the halogens.
red
black
blue
orange
Which color on the image of the periodic table corresponds with the noble gases.
red
black
blue
orange
Which color on the image of the periodic table corresponds with the transition metals.
red
black
blue
orange
Most metals share four common physical characteristics. Which of the options is not one of the four?
Luster
Conductivity
Ductility
Malleability
Reactivity
The atoms along the bold line are called
metals
nonmetals
metalloids
noble gases
How many neutrons are in a gold-197 atom?
79
196
118
275
What is the symbol for potassium?
P
K
Pb
Pt
What is the symbol for carbon?
C
Ca
Cl
H
What is the atomic number of oxygen?
6
7
8
9
What family is sodium a part of?
Transition Metals
Halogens
Alkali Metals
Alkaline Earth Metals
Which is a 5th period metalloid?
antimony
arsenic
vanadium
xenon
Which of the following would be nonconductive?
iodine
sodium
aluminum
tin
Which of the following describes the ability to be pulled into thin wires without breaking?
ductility
malleability
metals
conductivity
Which of the following has 5 valence electrons?
bismuth
boron
vanadium
sulfur
How many valence electrons does helium have in its outer energy level?
2
8
4
1
