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WorksheetsU3 Periodic Table
Total questions: 33
Worksheet time: 17mins
An element with a partially filled d sublevel in
the ground state is classified as
a halogen
a transition metal
an alkali metal
an alkaline earth metal
Which element is considered malleable?
radon
sulfur
gold
hydrogen
Atoms of metallic elements tend to
lose electrons and form negative ions
gain electrons and form negative ions
gain electrons and form positive ions
lose electrons and form positive ions
Which of the following Group 15 elements has
the greatest metallic character?
phosphorus
nitrogen
bismuth
antimony
The element in Period 4 and Group 1 of the
Periodic Table would be classified as a
noble gas
nonmetal
metal
metalloid
Which of these elements is the best conductor
of electricity?
N
Ni
S
Br
The elements located in the lower left corner
of the Periodic Table are classified as
metals
noble gases
nonmetals
metalloids
Which substance can not be decomposed by
ordinary chemical means?
methane
ethanol
mercury
ammonia
Which element is a liquid at STP and has low
electrical conductivity?
bromine
silver
mercury
barium
Which characteristics describe most nonmetals
in the solid phase?
They are malleable and have metallic luster.
They are brittle and lack metallic luster.
They are malleable and lack metallic luster.
They are brittle and have metallic luster.
The table above shows some properties of
elements A, B, C, and D. Which element is most likely a nonmetal?
A
B
C
D
A characteristic of a nonmetal is
high electronegativity
low ionization energy
high electrical conductivity
the ability to form positive ions
Which group in the Periodic Table contains
elements that are all monatomic gases at STP?
15
17
18
16
Which ion has the largest radius?
Na+
K+
Ca2+
Mg2+
The element in Group 14, Period 3 on the
Periodic Table is classified as a
metalloid
nonmetal
metal
noble gas
Which group contains elements in three phases
of matter at STP?
Group 6
Group 17
Group 2
Group 15
Element X is a solid that is brittle, lacks
luster,and has six valence electrons. In which group
on the Periodic Table would element X be found?
15
1
2
16
What determines the order of placement of
the elements on the modern Periodic Table?
atomic mass
the number of neutrons, only
the number of neutrons and protons
atomic number
Which list of elements contains a metal, a
metalloid, and a nonmetal?
Cd, Sb, I
Zn, Ga, Ge
Si, Ge, Sn
F, Cl, Br
At STP, solid carbon can exist as graphite or as
diamond. These two forms of carbon have
the same properties and the same crystal
structures
different properties and the same crystal
structures
different properties and different crystal
structures
the same properties and different crystal
structures
In Comparison to an atom of 19F in the ground state, an atom of 12C in the ground state has...
three more valence electrons
three fewer valence electrons
three more neutrons
three fewer neutrons
Which set of symbols represents atoms with
valence electrons in the same electron shell?
Sr, Sn, I
O, S, Te
Ba, Br, Bi
Mn, Hg, Cu
Which species does not have a noble gas
electron configuration?
Na+
Mg2+
Ar
S
Given the equation:
This equation represents the formation of a
fluoride ion, which is larger in radius than a
fluorine atom
fluoride ion, which is smaller in radius than a
fluorine atom
fluorine atom, which is larger is radius than a
fluoride ion
fluorine atom, which is smaller in radius than a
fluoride ion
What is the total number of electrons in a S2–
ion?
10
16
14
18
Which Lewis electron-dot structure is drawn
correctly for the atom it represents?
Aqueous solutions of compounds containing
element X are blue. Element X could be
sulfur
carbon
copper
sodium
Which trends are observed as each of the
elements within Group 15 on the Periodic Table is
considered in order from top to bottom?
Their metallic properties increase and their
atomic radii increase.
Their metallic properties decrease and their
atomic radii decrease.
Their metallic properties increase and their
atomic radii decrease.
Their metallic properties decrease and their
atomic radii increase.
The data table above shows elements Xx, Yy,
and Zz from the same group on the Periodic Table.
What is the most likely atomic radius of element
Yy?
103 pm
185 pm
166 pm
127 pm
Which of the following elements has the
strongest attraction for electrons?
oxygen
boron
aluminum
sulfur
As elements of Group 1 of the Periodic Table
are considered in order from top to bottom, the
ionization energy of each successive element
decreases. This decrease is due to
decreasing radius and decreasing shielding
effect
increasing radius and increasing shielding effect
decreasing radius and increasing shielding
effect
increasing radius and decreasing shielding
effect
Which element in Period 4 is classified as an
active nonmetal?
Ge
Br
Kr
Ga
Which element in Period 3 exists as diatomic
molecules at STP?
argon
sodium
aluminum
chlorine
