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1
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Determines the atomic number of an element
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2
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A subatomic particle
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5
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He rearranged the periodic table
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6
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the properties of elements tend to repeat in a regular pattern when elements are arranged in order of increasing atomic number
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8
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The element symbol W stands for
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9
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The periodic table of
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10
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A subatomic particle with a negative electric charge
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12
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The element symbol H stands for
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15
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The first scientist to create the periodic table was
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16
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Most of the periodic table is made up of
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17
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The groups have _ properties
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