Periodic Table Question Preview (ID: 11006)
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What is the name of the horizontal rows in the periodic table?
a) groups
b) periods
c) metalloids
d) noble gasses
All elements in a period have the same energy level due to which of the following reasons?
a) the same atomic number
b) the same number of neutrons
c) the same number of electrons
d) the same number of electron shells
The valence electrons occur in what part of the atom?
a) the nucleus
b) in each electron shell
c) the outer electron shell
d) the innermost electron shell
Groups, or families, in the periodic table have what in common?
a) physical properties
b) chemical properties
c) the same number of neutrons
d) the same number of electrons
How many valence electrons are there in silicon, which has am atomic number of 14?
a) 2
b) 6
c) 4
d) 8
Where on the periodic table are the metals found?
a) on the left side
b) on the right side
c) in the far right column
d) in the second and third rows
Which of the following elements is a metalloid?
a) gold
b) sulfur
c) silicon
d) aluminum
The noble gases are grouped together in the periodic table. Where are the noble gases in the table?
a) the top row
b) the bottom row
c) the far left column
d) the far right column
Which of the following is a common characteristic of a metal?
a) dull
b) brittle
c) poor conductor of heat
d) good conductor of electricity
What category of elements does krypton gas belong to?
a) metal
b) metalloids
c) non-metals
d) none of these
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