Scandium

Statistics:

• Name: Scandium
• Symbol: Sc
• Classification: Transition Metal
• Atomic Number: 21
• Atomic Mass: 44.955912 g/mol
• Density: 2.99 g/cm³
• Melting: 1539°C
• Boiling: 2832°C
• Protons & Electrons:21
• Neutrons:24
• Discovered: 1879
• Discovered By: Nilson
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Electrons Per Energy Level:

• Level 1: 2
• Level 2: 8
• Level 3: 9
• Level 4: 2

Isotopes:

Isotope: Half-life

• ⁴⁴Sc: 3.927 hours
• ⁴⁵Sc: stable
• ⁴⁶Sc: 83.79 days
• ^46m1Sc: 18.75 seconds
• ⁴⁷Sc: 3.3492 days
• ⁴⁸Sc: 43.67 hours

Brief Summary

Scandium is a Transition Metal with the symbol 'Sc' and contains 21 Protons & Electrons with 24 neutrons in the nucleus of the atom. Scandium has an atomic mass of 44.955912 g/mol and, at a temperature of 20°C, has a density of 2.99 g/cm³. It will melt at a temperature of 1539°C and boil at 2832°C.

Scandium was discovered by Nilson in 1879 and is named 'Scandium' Scandinavia.

Some common usages for Scandium: currently unknown.

Definitions and Notes

Density listed is at a temperature of 20°C.

Isotopes are forms of an element who have the same atomic number but different mass because they contain different number of neutrons.

Half-life is the time required for a quantity of a subject to fall to half of its current quantity.

MLA Citing Format

Scandium :: Sc :: 21 - Chemical Element. 10 Mar. 2010 <http://www.chemicalelement.com/element/scandium.html>.