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WorksheetsU3Q2 Ch. 5 Periodic Trends
Total questions: 13
Worksheet time: 10mins
Name
Class
Date
1.
What does electronegativity mean?
a)
ability to increase energy levels
b)
ability to react with elements
c)
ability to attract electrons
2.
In the alkali metals, which element has a larger atomic radius?
a)
lithium, Li
b)
sodium, Na
c)
potassium, K
d)
cesium, Cs
3.
In the halogen family, which element is the most electronegative?
a)
iodine, I
b)
fluorine, F
c)
chlorine, Cl
d)
helium, He
4.
Looking at period 3, which element has the smallest atomic radius?
a)
Mg
b)
Cl
c)
Al
5.
How did Henry Mosely arrange the periodic table
a)
atomic number
b)
atomic mass
c)
number of electrons
d)
symbols
6.
Which of the following are Cations?
a)
K+1
b)
Sr
c)
K
d)
O-2
e)
Br
7.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
8.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
9.
Which is larger
a)
Na
b)
Na+
10.
Which is larger
a)
I
b)
I-
11.
Which is larger
a)
S
b)
S2-
12.
Who arranged the first periodic table.
a)
Mosely
b)
Einstein
c)
Mendeleev
d)
Bohr
13.
What property did Menedleev use to organize his first periodic table?
a)
atomic number
b)
atomic mass
c)
alphabetical order
d)
chemical properties
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