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Periodic Table
Periodic Table
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Periodic Table
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
According to the "Periodic Trends", which element has the largest atomic radius?
Cobalt (Co)
Beryllium (Be)
Cesium (Cs)
Sulfur (S)
2
A horizontal row of blocks in the periodic table is called a(n)
octet
family
group
period
3
Argon, krypton, and xenon are
the alkali metals
the lanthanides
the actinides
the noble gases
4
Vertical Columns are
groups/families
periods/series
5
Which group is the Lanthanide Series?
G
A
C
F
6
What are the elements with atomic numbers from 58 to 71 called?
the lanthanides
the noble gases
the alkali metals
the actinides
7
The number 6 for the element Carbon refers to __
the element symbol
the atomic number
the atomic mass
8
Which of the following is
NOT
a property of metals?
malleable
conductive
ductile
brittle
9
A Lewis dot (electron dot) structure shows __.
atomic number
complete electron configuration
atomic mass
valence electrons
10
Ionization energy is ____.
the energy needed to remove an electron from an atom.
not related to an elements atomic radius.
the energy released when an atom becomes a negative ion.
11
Elements in a group or column in the periodic table can be expected to have similar
atomic masses
neutrons
atomic numbers
properties
12
Mendeleev arranged the first periodic table in order of increasing
atomic mass
atomic number
size
13
Which of the following elements has 3 energy levels (electron shells)?
Li, Lithium
Mg, Magnesium
C, Carbon
O, Oxygen
14
The most characteristic property of the noble gases is that they
are largely unreactive
have low boiling points
are radioactive.
are gases at ordinary temperatures
15
Which group is the Noble Gases
F
C
A
H
16
Elements that are shiney, malleable, ductile and conductive are
non-metals
metals
metalloids
17
Property of metals, able to be stretched in to wire
luster
malleable
ductile
18
Non-Metals are found on the __ side of the periodic table
Right
Left
19
Which group is referred to as the "inert" gases?
Halogens
Noble Gasses
Metalloids
Rare Earth Metals
20
Property of metals, ability to reflect light, shiny
ductile
luster
malleable
21
Which group is the Transition Metals?
B
D
C
A
22
Which of the following elements has 4 valence electrons?
Mg, Magnesium
Li, Lithium
O, Oxygen
C, Carbon
23
The group (column) on the periodic table of an element tells us how many __ it has.
energy levels
valence electrons
protons
24
The most reactive group of the nonmetals is the
hologens
noble gases
transition metals
lanthanides
25
Property of metals- able to bend, stretch or shape.
malleable
ductile
luster
26
Which group is the Metalloids?
A
D
C
B
27
A Bohr model, named for renown scientist Neils Bohr, shows __.
valence electrons
complete electron configuration
atomic number
atomic mass
28
What is the maximum number of electrons in the first energy level
6
2
3
8
29
Which group is the Alkali Metals?
C
E
F
A
30
Which group is the Alkaline Earth Metals?
D
B
A
C
31
The number 15.999 for the element Oxygen refers to __
the atomic number
the average atomic mass
the element symbol
32
Moseley later rearranged Mendeleev's periodic table by increasing _____
atomic number
atomic mass
size
33
Which is the most reactive metals in the group pictured here?
Ba
Be
Mg
Ra
34
Bromine, atomic number 35, in Group 17, has __ electrons in its outermost energy level?
17
18
35
7
35
The period (row) on the periodic table of an element tells us how many __ it has.
protons
energy levels
valence electrons
36
Which group does fluorine and chlorine belong?
halogens
transition metals
actinides
alkaline earth metals
37
Metals are found on the __ side of the periodic table
Right
Left
38
Elements that have properties of both metals and non-metals
metals
metalloids
transition metals
39
Which group is the Halogens?
F
C
E
A
40
What is an octet of electrons?
8 electron shells
8 electrons
8 electrons in the outer most shell
