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Periodic Table Review Flashcards | StudBud
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Periodic Table Review
Periodic Table Review
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1
ELectronegativity
stays constant
is the highest for the halogens
decreases from left to right on a period
increases down a group
2
Which of the following atoms would you expect to have a large jump between the 3rd and 4th IE?
Li
Be
B
C
3
Choose the correct answer that is organized in order of decreasing atomic radius.
He > Fr > Ca
Fr > Ca > He
Ca > He > Fr
He > Ca > Fr
4
How many valence electrons does Carbon have?
6
4
12
2
5
Which of the following decreases as you move from left to right on the periodic table?
ionization energy
atomic radius
electronegativity
6
The element hydrogen is a metal
True
False
7
What is the valence electron configuration for Phosphorus?
3s23p3
3p3
[Ne]2s22p3
2s22p3
8
Which of the following atoms would you expect to have the largest atomic radius?
Barium
Phosphorus
Lithium
Helium
9
What causes the large jump in ionization energy between Ca's 2nd and 3rd ionization energy?
electrons are being added
valence electrons are being removed
the third electron is being removed from the next core shell
none of these
10
Which of the following has the highest electronegativity?
Fr
Cl
Ba
11
The alkali metal with the largest ionization energy
Na
Cs
Fr
Li
12
Atomic size
increases from left to right in a period
generally decreases down a group
decreases from left to right in a period
remains constant down a group
13
Which statement is false about noble gases?
The are sometimes referred to as inert gases
all of the above
their outermost s and p sublevels are filled
the belong to group 7A
14
Which of the following has the smallest atomic radius?
O
Cl
F
15
Ionic radius is
larger down a group
none of these
is larger for cations
is smaller for anions
16
An element with an valence configuration of 4s
2
is
a halogen
an alkali metal
in group 4
in period 4
17
The electron configuration for an element in the halogen group should always end with
ns2np2
ns2np6
ns2np<span style="font-size: 13.3333px;">5</span>
ns2np4
18
When metals become cations they lose electrons from
their core electrons
the electrons disappear
the don't lose electrons
their valence shell
19
Ionization energy
decreases from left to right in a period
remains constant across a period
decreases down a group
increases down a group
20
Which is a noble gas in period 2?
F
Ar
He
Ne
21
Which element contains the first 4 electrons in the 4d sublevel?
Mo
Y
Zr
Nb
22
How many more valence electrons would argon need to have a full valence shell?
2
3
1
none. It have 8 valence electrons already
23
Among all the elements in a period the noble gas always has the smallest ionization energy.
False
True
24
The more positive a cation is, the
the more electrons it gained
there is no change
the smaller the size
the larger the size
25
What charge would nitrogen have if it became an ion?
-3
-1
+1
+3
26
Which element has a higher electronegativity?
F
Fr
27
A calcium atom is larger in size than a calcium ion
True
False
28
An element with the configuration of 1s
2
is the largest atom on the periodic table
has a small ionization energy compared to hydrogen
has the largest electronegativity
is a noble gas
29
A halogen with the lowest electronegativity
I
Cl
Ne
Kr
30
What is the valence configuration of F?
2p5
[He] 2s2 2p5
2s2 2p5
2s2 2p56
31
Ionization energy is defined as
the size of an atom
the attraction an atom has to electrons in a bond
the amount of energy required to remove 1 electron
the size of an ion
32
Which of the following is considered an alkali metal?
Hydrogen
Magnesium
Chlorine
Lithium
33
Periodic pattern in the physical and chemical properties of elements when arranged in order of
increasing atomic mass
increasing atomic radius
increasing atomic number
increasing electronegativity
34
An element with a valence electron configuration of 2s
2
2p
5
is
is an alkaline metal
has an electronegativity greater than boron
is in group 2
in group 8A
35
Which atom has the smaller radius?
Rb+1
Rb
36
Electronegativity values are higher for non-metals
False
True
37
What charge would a calcium ion typically have?
-2
-1
+2
+1
38
Which element has a higher ionization energy?
Ne
Li
39
An element with the configuration of 3s
2
3p
1
will have a large jump between 3rd and 4th IE
has a full valence shell
is in group 1
is an alkaline metal
40
Choose the correct answer arranged in order of decreasing electronegativity.
Al > O > Cs
O > Al > Cs
Cs > O > Al
Cs > Al > O
41
Which atom has the smallest radius?
Sb-3
I-1
42
Which atom has the greatest radius?
F-1
F
