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Atomic Structure & Periodicity

4 terms

A–Z
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Magnetic Quantum Number Atomic Structure & Periodicity Dimensionless The quantum number mₗ that specifies the spatial orientation of an orbital relative to an applied magnetic field. mₗ = −l … 0 … +l Mass Number Atomic Structure & Periodicity Dimensionless The total number of protons and neutrons in an atomic nucleus. A = Z + N Metallic Character Atomic Structure & Periodicity Dimensionless The tendency of an element to lose electrons and display typical metallic properties such as lustre, malleability and conductivity. Metalloid Atomic Structure & Periodicity Dimensionless An element with properties intermediate between those of metals and non-metals, lying along the periodic table's staircase.