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A horizontal row on the periodic table is a
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
How many periods are there on the periodic table?
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
The first energy level is filled with ___ electrons; the others are stable with____.
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
An elements valence number is equal to
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
Starting at the left side of the periodic table and moving right, you'd pass through
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
All elements in a group or family have similar chemical properties because
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
A group or family is
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
The number of occupied energy levels for an element equals
2, 8
metals, metalloids, non-metals
the period number of the element.
they have the same number of electrons in their outer energy level.
a vertical column on the periodic table
period
7
the number of electrons in its outer energy level
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