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1.The repeating pattern of the properties of elements from row to row in the periodic table is an example of ___________ 2. An element that appears in Group 18 of the periodic t…

1.The repeating pattern of the properties of elements from row to row in the periodic table is an example of ___________ 2. An element that appears in Group 18 of the periodic t…
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1.The repeating pattern of the properties of elements from row to row in the periodic table is an example of ___________

2. An element that appears in Group 18 of the periodic table is called a(n) __________

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User Allkenang
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1. Periodicity (the repetition of several properties in a row on the Periodic Table)

2. Noble Gas (Noble gases are located in group 18 on the Periodic Table)
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User Zxt
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