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Periodic Table Trends Shorter Flashcards | StudBud
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Periodic Table Trends Shorter
Periodic Table Trends Shorter
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#science #chemistry #elements #periodictable #periodic #highschool
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
How many electrons are in the outer most energy level of each element in Group 17?
5
7
2
8
2
The pair of elements with the most similar chemical properties are:
Mg and S
S and Ar
Ca and Br
Mg and Ca
3
All of the elements in Group 16 have the same number of
energy levels
protons
valence electrons
neutrons
4
Which group 17 atom has the greatest ionization energy?
I
Cl
F
Br
5
More than two-thirds of the elements in the Periodic Table are
metals
nonmetals
noble gases
metalloids
6
Which element in Period 3 has the least tendency to lose an electron?
Na
Al
Ar
P
7
Which group 1 element has the larger atomic radius?
Fr
K
Li
Rb
8
Which of the following group 17 elements has the highest ionization energy?
Br
Cl
I
F
9
Which of the following group 2 atoms has the lowest electro-negativity?
Sr
Ca
Ba
Mg
10
Li, Na and K are so reactive they must be stored in mineral oil. What family are they in?
metalloids
non metal
earth metals
Alkali metal
11
Which of the following alkali metals has the smallest atomic radius?
K
Li
Cs
Na
12
I, Br and Fl are very reactive because they want to add an electron. What family are they in?
Halides
Alkalides
carides
noble gases
13
Which are two properties of most non-metals?
low ionization energy and good electrical conductivity
high ionization energy and poor electrical conductivity
high ionization energy and good electrical conductivity
low ionization energy and poor electrical conductivity
14
Which of these group 1 and 2 element has the smallest atomic radius?
Ca
K
Na
Mg
15
Which of the following period 3 elements has the smallest atomic radius (size)?
P
Mg
Si
Al
16
Atoms of metallic elements tend to:
gain electrons and form negative ions
gain electrons and form positive ions
lose electrons and form positive ions
lose electrons and form negative ions
17
In Period 2, as the elements are considered from left to right, there is a decrease in
ionization energy
atomic radius
atomic mass
atomic number
18
Which of the following periods contains the greatest number of metallic elements?
3
1
2
4
