Question

This is a characteristic of the elements in the periodic table that shows a pattern. It may increase or decrease across or down the table.

Answer 1

Atomic mass units or AMU

Answer 2

The correct answer is Periodic Trend.

Step-by-step explanation:

Periodic Trends: Certain properties of the elements exhibit a gradual change as we move through a period or family, generating a kind of pattern related to the chemical properties of the elements.

These are atomic radio, ionization potential, electron affinity, and electronegativity.

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