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WorksheetsElectronegativity and Ionic Size
Total questions: 19
Worksheet time: 2hrs 21mins
Name
Class
Date
1.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends.
2.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Carbon (C)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
3.
As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....
a)
decreases
b)
increases
c)
remains the same
d)
none of the above
4.
What term is used to describe "A measure of the size of an atom"
a)
chemical reactivity
b)
atomic radius
c)
energy levels
d)
orbit
5.
What term is used to describe "The energy required to remove an electron from gaseous atoms"
a)
excitation energy
b)
ionization energy
c)
polarization energy
d)
electrolytic energy
6.
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
a)
decreases, increases
b)
increases, increases
c)
increases, decreases
d)
stays the same, increases
7.
The vertical (up and down) columns in the Periodic Table are called
a)
groups
b)
towers
c)
periods
d)
atomic numbers
8.
Which has the greater Electronegativity:
N or C?
N or C?
a)
C
b)
N
9.
When atom gains an electron, the size will
a)
increase
b)
decrease
c)
have no change
d)
smaller
10.
Which element has a greater ELECTRONEGATIVITY, sulfur (S) or tellurium (Te)?
a)
sulfur
b)
tellurium
11.
Which element has a greater ELECTRONEGATIVITY, aluminum (Al) or sulfur (S)?
a)
aluminum
b)
sulfur
12.
Match the following
1969 Periodic Table was organized by:
Group
Period
Modern Periodic Table is organized by:
Atomic Mass
Atomic Number
13.
Which ion has the largest radius?
a)
Ga3+
b)
K+
c)
Ca2+
d)
Cl-
e)
S2-
14.
Which is larger:
P or P-3
P or P-3
a)
P
b)
P-3
c)
both are same size
15.
Which is larger
a)
Na
b)
Na+
16.
Which is larger
a)
I
b)
I-
17.
Which ion is larger
a)
Cu+
b)
Cu2+
18.
Why are cations larger and anions smaller than their respective atoms?
a)
Cations are larger than their respective atoms because of decreased electron repulsion
b)
Cations are larger than their respective atoms because of increased electron repulsion
c)
Anions are smaller than their respective atoms because of increased effective nuclear charge
19.
Which has the greater EN:
H or F?
H or F?
a)
H
b)
F
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