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Elements. By: Ellen Newbury.. Atomic Number: 21 Atomic Symbol: Sc Atomic Weight: 44.9559 Electron Configuration:[Ar]4s23d1 Atomic Radius: 160.6 pm Melting.

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Presentation on theme: "Elements. By: Ellen Newbury.. Atomic Number: 21 Atomic Symbol: Sc Atomic Weight: 44.9559 Electron Configuration:[Ar]4s23d1 Atomic Radius: 160.6 pm Melting."— Presentation transcript:

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 http:// periodic.lanl.gov/elements/1.html

3 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 P N

4 Name: Lanthanum Symbol: La Atomic 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 http://www.chemicaleleme nts.com/elements/la.html Electron Configuratio n: [Xe]6s25d1

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

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