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Electron Configuration and Periodic Trends Flashcards | StudBud
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Electron Configuration and Periodic Trends
Electron Configuration and Periodic Trends
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Electron configuration & periodic trends
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31 cards
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Questions
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Answers
1
Elements that have similiar chemical properties are all in the same
Period
Group
Category
Row
2
Which of the following is not a metal?
Fe
Au
Pb
O
3
Which has the largest ionization energy?
C
Br
P
O
4
Which of the following have properties of both a metal and nonmetal?
Kr
Ca
Ge
P
5
Which of the following has the largest Ionization energy?
K
F
S
O
6
What is a group on the periodic table?
nerds
jocks
horizontal row
vertical column
7
Chemistry is
Na, na, na, na, na, na, na Goodbye
FUN, FUN, FUN
8
What is a period on the periodic table
Horizontal row
Vertical column
The ending
The punctuation
9
Which element has chemical and physical properties closest to those of fluorine?
S
Ne
Fe
Cl
10
The element with the greatest electronegativity
Fluorine
Chlorine
Oxygen
Sodium
11
Which shaded area has fewest chemical reactions because they have a full valence electron shell
R
T
Q
S
12
What occurs in picture 3?
electron is ejected into outer space
electron absorbs energy
electron jump, jump, jump, jumps around
electron emits a photon of light
13
How many valence electrons are in group 2A? 7A? 6A?
6, 7, 2
2, 6, 7
6, 3, 5
2, 7, 6
14
What does the atomic number represent?
atomic mass
number of nuetrons
number of protons
number of electrons
15
How many orbitals are in the s- sub level?
6
2
4
1
16
What element is the electron configuration ending in 3p^2
Fe
Si
Mg
P
17
Which letters best represent the alkali metals for ionization energy as atomic # increases?
Y
X
Z
W
18
Elements in the modern periodic table are arranged in order of increasing ____
number of isotopes
atomic mass
atomic number
ionization energy
19
What is the general trend of first ionization energy of the elements as shown in the graph?
As atomic number increases, energy increases
As atomic number decreases, energy stays the same
As atomic number increases, energy decreases
As atomic number decreases, energy increases
20
Which one of the following atoms has the largest radius?
Cl
F
O
S
21
How many valence electrons does Barium have?
6
2
1
4
22
What do elements of the same family/group have in common?
# of protons
# of neutrons
mass
# of valence electron
23
Most elements are
metals
gases
liquids
nonmetals
24
Neon, Krypton, and Argon are which of the following
alkaline earth metals
noble gases
alkali metals
halogens
25
In which set of elements would all members have very similar chemical properties?
N O F
O S Se
S Se Si
Na Mg K
26
The elements marked with grey are most likely which of the following
nonmetals
metals
noble gases
halogens
27
What are the electrons in the outermost energy level?
ions
valence electrons
gone
d-sublevel electrons
28
How many valence electrons does group 7A have?
8
7
1
2
29
Which set of elements share similar chemical properties?
Fluorine (F) and Iodine (I)
Sodium and Magnesium (Mg)
Sulfur (S) and Carbon (C)
Oxygen and Potassium (K)
30
Find energy of red photon with frequency of 4.57 x 10
14
Hz
Energy = hv; h = 6.6262 x 10
-34
30.28 Hz
11.1962 Hz
3.03 x 10-19 Hz
3.03 x 1049 Hz
31
The electron configuration of Fe?
1s22s22p63s23p64s23d6
1s22s22p63s23p64s2
1s22s22p63s23p64s24d6
1s22s23s23p63d6
