Chemistry Term 1 Review Worksheet With Answers Page 9
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17Chem term # 1 review sheet
73. At STP, an element that is a brittle solid and a poor conductor
78. As the elements of Group 17 are considered in order of
of heat and electricity could have an atomic number of
increasing atomic number, there is an increase in
A. 12
B.
13
C.
16
D. 17
A. atomic radius
B.
electronegativity
C.
rst ionization energy
D. number of electrons in the rst shell
74.
Which trends are observed when the elements in Period 3 on
the Periodic Table are considered in order of increasing atomic
number?
A. The atomic radius decreases, and the rst ionization energy
generally increases.
79. Which statement describes the general trends in electronegativity
and metallic properties as the elements in Period 2 are
B.
The atomic radius decreases, and the rst ionization energy
considered in order of increasing atomic number?
generally decreases.
C.
The atomic radius increases, and the rst ionization energy
A. Both electronegativity and metallic properties decrease.
generally increases.
B.
Both electronegativity and metallic properties increase.
D. The atomic radius increases, and the rst ionization energy
generally decreases.
C.
Electronegativity decreases and metallic properties increase.
D. Electronegativity increases and metallic properties decrease.
75.
Elements Q, X, and Z are in the same group on the Periodic
Table and are listed in order of increasing atomic number. The
melting point of element Q is
219 C and the melting point of
:
80. The electron dot symbol X
represents
element Z is
7 C. Which temperature is closest to the melting
point of element X?
A. an alkali metal
B.
an alkaline earth metal
A.
7 C
B.
101 C
C.
219 C
D.
226 C
C.
a halogen
D. a transition element
76. Base your answer(s) to the following question(s) on the
..
.
information below.
:
81.
Which group is represented by the electron dot symbol
X
?
.
Elements with atomic numbers 112 and 114 have been
produced and their IUPAC names are pending approval.
A. 17 (VIIA)
B.
16 (VIA)
However, an element that would be put between these two
elements on the Periodic Table has not yet been produced.
C.
15 (VA)
D. 14 (IVA)
If produced, this element will be identi ed by the symbol
Uut until an IUPAC name is approved.
Identify one element that would be chemically similar to Uut.
82. An element whose atoms have the electron con guration
2{8{18{1 is
77.
Which element is a metalloid?
A. a transition element
B.
a noble gas
C.
an alkali metal
D. an alkaline earth metal
A. Al
B.
Ar
C.
As
D. Au
page 9
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