14 Si Silicon 28,085 u

Silicon

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Período
3
Grupo
14
Bloque
p-bloque
Fase (STP)
Solid

Silicon is the second most abundant element in Earth's crust after oxygen. It is the foundation of modern electronics and semiconductor technology.

Apariencia: Crystalline, reflective with bluish tinge

Propiedades físicas

Masa atómica 28.085 u
Densidad 2.3296 g/cm³
Punto de fusión 1413.8 °C
Punto de ebullición 3264.8 °C
Fase a STP Solid
Radio atómico 111.0 pm

Propiedades electrónicas

Electronegatividad 1.9
Energía de ionización 786.5 eV
Afinidad electrónica 133.6 eV
Electrones de valencia 4

Configuración electrónica

Configuración [Ne] 3s² 3p²

Electron Shell Configuration

Silicon electron shell configuration Si 2e⁻ 8e⁻ 4e⁻

Position in Periodic Table

Silicon position in the periodic table Si

Descubrimiento

Descubierto por: Jons Jacob Berzelius
Año: 1824

Bloque y período

Período

Tabla Periódica

Lantánidos Actínidos

Compounds Containing Silicon

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Frequently Asked Questions

What is Silicon?
Silicon (Si) is a chemical element with atomic number 14. It is a solid at standard temperature and pressure, classified as a metaloide.
What are the key properties of Silicon?
Silicon has an atomic mass of 28.085 u, density of 2.3296 g/cm³, melting point of 1413.8°C, boiling point of 3264.8°C.
What is the electron configuration of Silicon?
The electron configuration of Silicon is [Ne] 3s2 3p2. It is in the p-block of the periodic table.
Who discovered Silicon?
Silicon was discovered by Jons Jacob Berzelius in 1824.
What is the electronegativity of Silicon?
Silicon has an electronegativity of 1.9 on the Pauling scale.