Periodic Table — Chemistry Short Notes
<h1>Periodic Table — Key Concept</h1>
<p>Atomic number: The number of protons in an atom’s nucleus, determining its identity as an element and its place in the table.</p>
<p>Electron configuration: The arrangement of electrons in an atom’s orbitals, influencing its chemical behavior.</p>
<p>Periodic trends: Properties like atomic size, ionization energy, electronegativity, and metallic character exhibit predictable patterns across the table.</p>
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