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Electrons and Periodic Table Review Flashcards | StudBud
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Electrons and Periodic Table Review
Electrons and Periodic Table Review
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Questions
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Answers
1
Which of the following is correct?
Na+ is larger than Na and F- is larger than F
Ca2+ is smaller than Ca and S2- is smaller than S
Ca2+ is larger than Ca and S2- is smaller than S
Na+ is smaller than Na and F- is larger than F
2
Which element in
Period 3
has the
greatest electronegativity?
Cl
Mg
Na
Ar
3
Which of the following combinations of elements share the most properties?
H, Be, Mg
Li, Be, B
Ca, Sr, Ba
Pd, Ag, Cd
4
Ionization energy _____ down a group because of _____.
Increases/Increasing number of energy levels
Increases/Increasing Zeff nuclear charge
Decreases/Increasing number of energy levels
Decreases/Increasing Zeff nuclear charge
5
How many
orbitals
are in the 4p sublevel?
3
9
5
1
6
Identify the element, [Kr] 5s
2
4d
8
Pd
Pt
Ni
Ag
7
The following orbital diagram breaks which of the following rules/principles?
Hund
No rules are broken
Pauli
Aufbau
8
The following orbital diagram breaks which of the following rules/principles?
Hund
Pauli
Aufbau
No rules are broken
9
Consider Ne, Br, S, and P. Which has its highest energy level completely filled?
S
P
Br
Ne
10
The second most reactive metals are the ________ located in group______ of the periodic table.
Transition metals; group 2-12
Alkaline earth metals; group 2
Inner transition metals; where are those again?
Alkali metals; group 1
11
Consider Ne, Br, S, and P. Which has three electrons in its p sublevel?
P
Ne
Br
S
12
How many
electrons
may be placed in a 3p
orbital
?
2
14
6
10
13
Which element in
Period 3
has the
smallest atomic radius?
Cl
Ar
Na
Mg
14
Who arranged the periodic table in order of increasing atomic number?
Mandeleev
Rutherford
Seaborg
Moseley
15
Wavelength and frequency are related
directly
exponentially
inversely
Cannot be determined with the given information
16
Which of the following parts of the electromagnetic spectrum has the highest frequency?
x-rays
radio waves
gamma rays
ultraviolet rays
17
Which of the following colors emits the highest frequency (and has the highest energy)?
green
violet
red
yellow
18
[Ar] 4s
1
3d
5
is the configuration for which of the following elements?
Mn
Cu
Ca
Cr
19
How many
electrons
may be placed in a 3p
sublevel
?
6
10
14
2
20
Which
energy
level is the first to have an f sublevel?
1
4
3
2
21
Which
energy
level contains only an s sublevel?
2
3
4
1
22
Consider Ne, Br, S, and P. Which has the highest occupied energy level?
Ne
Br
P
S
23
Which element in
Group 17
has the
lowest ionization energy
?
F
Cl
I
At
24
Energy and frequency are related
exponentially
inversely
Cannot be determined with the given information
directly
25
The following orbital diagram breaks which of the following rules/principles?
Hund
Pauli
Aufbau
No rules are broken
26
The configuration 1s
2
2s
2
2p
6
corresponds to
Ne atom and sulfide ion
Ne atom and fluoride ion
Sulfide ion
Ne atom
27
In 4p
2
, the "p" represents the
electrons
orbital
energy level
sublevel
28
Which sublevel(s)
(s, p, d, f)
is/are present in the third energy level?
s, p, and d
s, p, d, and f
s
s and p
29
Which element in
Group 17
has the
largest atomic radius?
At
F
I
Cl
30
The following electron configuration breaks which of the following rules/principles?
Pauli
No rules are broken
Aufbau
Hund
31
Which
energy
level is the first to have s, p, and d sublevels present?
3
4
2
1
32
Atomic radius _____ from left to right across a period because of _____.
Decreases/Increasing number of energy levels
Increases/increasing number of energy levels
Decreases/Increasing Zeff nuclear charge
Increases/Increasing Zeff nuclear charge
33
Of the following groups that are listed, which is the most reactive group of nonmetals?
alkaline earth metals
lanthanides
halogens
noble gases
