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Unveiling Scandium and Lanthanum: Metal Marvels of the Periodic Table

Dive into the unique properties of Scandium and Lanthanum, fascinating metals with atomic numbers 21 and 57 respectively. Discover their electron configurations, atomic weights, melting points, and more. Explore the wonders of these elements that enrich our understanding of chemistry.

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Unveiling Scandium and Lanthanum: Metal Marvels of the Periodic Table

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  1. Elements. By: Ellen Newbury.

  2. Atomic Number: 21 Atomic Symbol: Sc Atomic Weight: 44.9559 Electron Configuration:[Ar]4s23d1 Atomic Radius: 160.6 pm Melting Point: 1541C Boiling Point: 2836C Say whaaat? it's pronounced: SKAN-di-um! Scandium 21 protons; 24 nuetrons. Classification: Metal. http://periodic.lanl.gov/elements/1.html

  3. 1 proton. 0 neutrons. Atomic Number: 1 Atomic Symbol: H Atomic Weight: 1.0079 Electron Configuration: 1s1 Atomic Radius: 78 pm. Melting Point: - 259.34 �C Boiling Point: -252.87 �C Hydrogen. N P http://periodic.lanl.gov/elements/1.html

  4. 57. Name: LanthanumSymbol: LaAtomic Number: 57 Atomic Mass:138.9055 amu Melting Point: 920.0 °C (1193.15 K, 1688.0 °F) Boiling Point: 3469.0 °C (3742.15 K, 6276.2 °F) Number of Protons/Electrons: 57 Number of Neutrons: 82 Lanthanum. Electron Configuration: [Xe]6s25d1 http://www.chemicalelements.com/elements/la.html

  5. http://www.radiochemistry.org/periodictable/elements/57.html http://www.chemicalelements.com/elements/la.html http://periodic.lanl.gov/elements/1.html Cited Works http://education.jlab.org/itselemental/ele057.html http://www.chemicool.com/elements/scandium.html

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