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Ch 5: The Periodic Table Flashcards | StudBud
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Ch 5: The Periodic Table
Ch 5: The Periodic Table
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#quantum #'s, # e- config.
Flashcards
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Questions
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Answers
1
# of electrons that the 4th energy can hold
16
32
8
4
2
Which of the following elements has 2 valence electrons?
Sulfur
calcium
Potassium
Zinc
3
The measure of an element's ability to attract electrons in a bond is called
ionization energy
electrochemistry
electron affinity
electronegativity
4
Elements that share properties of both metals and nonmetals
transition metals
alkali earth
metalloids
halogens
5
States that elements are arranged by atomic number, and that properties will repeat
Periodic Law
Mendeleev's Law
Atomic Law
Moseley's Law
6
Mendeleev arranged his periodic table by
state of matter
density
atomic number
atomic mass
7
Transition Metals
Group 17
Group 14
Group 2
Groups 3-12
8
1s
2
2s
2
2p
6
3s
2
3p
6
is the e- configuration for
Ca2+
Cl+
Ca+
K2+
9
Elements in a family have similar
chemical properties
atomic symbols
atomic weights
chemical formulas
10
Noble Gases
Group 17
Group 18
Group 5
Group 1
11
which elements are generally the largest in atomic radius on the periodic table
upper left
upper right
lower left
lower right
12
elements in order of decreasing atomic size
K, Ca, Ga
F, Cl, Br
Al, Mg, Na
Ba, Ca, Sr
13
Positive ions
cations
anions
14
Columns in the periodic table are called
periods
elements
groups
isotopes
15
Ionization is the process of
losing or gaining neutrons
losing or gaining protons
losing your mind
losing or gaining electrons
16
Identify the periodic family shown.
actinides
halogens
noble gases
lanthanides
17
Alkali metals
group 1
group 4
group 17
group 2
18
The three main groups of the periodic table are the metals, nonmetals, and
halogens
gases
alkali
metalloids
19
Identify the periodic family shown.
noble gases
carbon group
boron group
halogens
20
Elements in yellow.
nonmetals
metalloids
metals
semiconductors
21
Most elements are
nonmetals
radioactive
metals
metalloids
22
The correct symbols and charges for the ions:
Li+, Be2-
O2-, Cl7-
Na+, N3-
Br2-, Sr2+
23
Metals form ions by
giving up electrons
gaining electrons
24
Mendeleev is known for
publishing the first periodic table
creating the atomic model
discovering protons
discovering Mendelevium
25
Which ion is the largest?
Ga3+
Se2-
K+
Ca2+
26
The order of the elements in the periodic table is based on
electrons
neutrons
atomic number
atomic mass
27
The rows of a periodic table are called
groups
categories
families
periods
28
Alkali metals are extremely reactive because they
are not solid at room temp
have only one valence electron
have two valence electrons
have small atomic masses
29
The element with the lowest first ionization energy
Na
Al
Be
Rb
30
Elements in the same group will have the same number of
electrons
protons
valence electrons
neutrons
31
Mendeleev studied the properties of elements and looked for
ions
patterns
protons
electrons
32
Choose the element with the highest electronegativity
O
Ne
C
P
33
Identify the periodic family shown.
alkali metals
actinides
lanthanides
halogens
34
Elements in the same period will have the same number of
protons
energy levels
valence electrons
properties
35
Atoms want to have ______ valence electrons
8
4
2
6
36
A negative ion
cation
anion
37
Elements in blue.
nonmetals
metals
metalloids
semiconductors
38
Identify the periodic family shown.
lanthanides
alkali metals
halogens
alkaline earth metals
39
Identify the periodic family shown.
metalloids
halogens
transition metals
lanthanides
40
which elements are in the order of increasing electronegativity?
F, Cl, Br
Be, N, O
Na, K, Li
Ar, Ne, He
41
If an atom gains electrons, it is a(n)
anion
isotope
cation
42
Identify the periodic family shown.
alkali metals
noble gases
halogens
lanthanides
43
Atoms that gain or lose electrons
molecules
ions
isotopes
compounds
44
Halogens
Group 17
Groups 3-12
Group 18
Group 1
45
Electrons in the outermost energy shell of an atom
ionization electrons
valence electrons
alkali electrons
group electrons
46
Group 13 elements will most likely form
anions
cations
47
Identify the periodic family shown.
hydrogen group
alkali metals
alkaline earth metals
halogens
