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They are trendsTrends which are observed in the properties of elements as you move along the periodic table in a given direction.

They are trends which are observed in the properties of elements as you move along the periodic table in a given direction.

Trends which are observed in the properties of elements as you move along the periodic table in a given direction.

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They are trends which are observed in the properties of elements as you move along the periodic table in a given direction.

They are trends which are observed in the properties of elements as you move along the periodic table in a given direction.

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