The Periodic Table Question Preview (ID: 13497)
Review Of Trends In Periodic Table.
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Which of the following elements have a complete outer energy shell?
a) Helium, He
b) All of these have a complete energy shell
c) Argon, Ar
d) Neon, Ne
A column in a periodic table is called a(n)
a) period
b) energy shell
c) valence electron
d) group
A row in a periodic table is called a(n)
a) period
b) valence level
c) group
d) column
When moving from left to right across a period of the periodic table
a) the number of energy levels and valence electrons increases
b) the number of energy levels and valence electrons decreases
c) the number of valence electrons increases and the number of energy levels stays the same
d) the number of energy levels increases and the number of valence electrons stays the same
When moving from top to bottom along a group in the periodic table
a) the number of valence electrons increases
b) none of these are true
c) both valence electrons and energy levels increase
d) the number of energy levels increases
Where on the periodic table are the alkali metals found?
a) together in a period on the far left side of the table
b) together in a period on the far left side of the table
c) together in a group on the far left side of the table
d) together in a period on the far right side of the table
Which of the following is a quality of a metal?
a) gaseous
b) brittle
c) not a good conductor
d) shiny
Periodicity refers to
a) the number of valence electrons of various elements in the periodic table
b) the regular end of sentences and statements
c) the relationship between atomic number and atomic mass
d) patterns of chemical and physical properties of elements in the periodic table
Which of the following models includes valence electrons only?
a) Bohr model
b) Neither Bohr models or Lewis structures show only valence electrons
c) Both Bohr models and Lewis structures show only valence electrons
d) Lewis structure
Which of the following is true of noble gases?
a) Noble gases are found in the far right group of the periodic table
b) All os these are true
c) Noble gases have a complete outer energy shell
d) Helium, Neon, and Argon are noble gases
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