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Periodic Table Trends Flashcards | StudBud
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Periodic Table Trends
Periodic Table Trends
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#science #chemistry #elements #periodictable #periodic #highschool
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Questions
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Answers
1
Which group 17 atom has the greatest ionization energy?
I
F
Br
Cl
2
Arrange the following
period 5
elements in order of increasing atomic radius: Sn, Xe, Rb, Sr.
Rb < Xe < Sr < Sn
Xe < Sn < Rb < Sr
Xe < Sn < Sr < Rb
Sn < Rb < Sr < Xe
3
Which group of elements form the peaks on this ionization energy graph?
Semi-metals
Noble gases
Alkali metals
Halogens
4
Which are two properties of most non-metals?
low ionization energy and poor electrical conductivity
high ionization energy and good electrical conductivity
high ionization energy and poor electrical conductivity
low ionization energy and good electrical conductivity
5
The pair of elements with the most similar chemical properties are:
S and Ar
Mg and S
Ca and Br
Mg and Ca
6
All of the elements in Group 16 have the same number of
protons
valence electrons
neutrons
energy levels
7
Which of the following alkali metals has the smallest atomic radius?
Li
Cs
Na
K
8
Which group number is the least reactive?
17 Halogens
1 Alkali Metals
2 Alkali Earth Metals
18 Noble gases
9
Who is most often credited with creating the Periodic Table?
Niels Bohr
Dmitri Mendeleev
Marie Curie
Albert Einstein
10
Which atom has the smallest atomic radius?
Na
Mg
K
Ca
11
Atoms of metallic elements tend to:
lose electrons and form negative ions
lose electrons and form positive ions
gain electrons and form negative ions
gain electrons and form positive ions
12
Arrange the following noble gas elements in order of increasing atomic radius: Rn, He, Xe, Kr. (Smallest to biggest.)
He < Kr < Xe < Rn
He < Rn < Kr < Xe
Rn < Xe < Kr < He
Xe < Kr < Rn < He
13
Which of the following group 2 atoms has the lowest electro-negativity?
Mg
Ca
Sr
Ba
14
Choose the element that is an alkali metal with the largest radius.
K
Li
Ba
Mg
15
Which group of elements make up the lowest 4 points on this ionization energy graph?
Alkali Earth metals
Alkali Metals
Halogens
Transition Metals
16
Which of the following periods contains the greatest number of metallic elements?
4
1
3
2
17
Which of the following group 17 atoms has the highest electro-negativity?
Cl
F
I
Br
18
In Period 2, as the elements are considered from left to right, there is a decrease in
atomic number
ionization energy
atomic radius
atomic mass
19
More than two-thirds of the elements in the Periodic Table are
noble gases
metalloids
nonmetals
metals
20
Which of the following period 3 elements has the smallest atomic size?
Si
Mg
Al
P
21
How many electrons are in the outer most energy level of each element in Group 17?
5
2
7
8
22
Which group 1 element has the larger atomic radius?
K
Fr
Rb
Li
23
Which element in Period 3 has the least tendency to lose an electron?
Al
Na
Ar
P
24
Which of the following group 17 elements has the highest ionization energy?
Cl
I
F
Br
