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Atomic Profile

Silicon (Si)

Discover properties, shell configurations, industrial applications, compounds, and historical occurrences of the Silicon element.

14Si28.085

Physical Properties

Melting Point1414 °C
Boiling Point3265 °C
Density2.329 g/cm³
Electronegativity1.90
Group / PeriodGroup 14, Period 3
Electronic Config[Ne] 3s² 3p²
Bohr Shells2, 8, 4

Bohr Electron Model

Visualizing the concentric Bohr orbits and energy level shells for Silicon.

+14
Shell 1: 2e⁻ | Shell 2: 8e⁻ | Shell 3: 4e⁻

Origin & Abundance

Discovery Details

Discovered by Jöns Jacob Berzelius in the year 1823.

Natural Occurrence

Second most abundant element in the Earth's crust (28%). Found in sand, quartz, and silicate minerals.

Common Uses & Applications

  • Semiconductor chips in electronics
  • Solar cells for energy generation
  • Silicone rubber sealants
  • Glass manufacturing (Quartz)

Common Chemical Compounds

Below are typical molecular compounds formed by Silicon interacting with other elements:

SiO₂ (Silicon Dioxide)SiC (Silicon Carbide)SiH₄ (Silane)

Element Concept Check

Silicon is heavily utilized in microprocessors because of its property as a:

Video Lectures & Fact Files

Watch educational lectures detailing the chemical extraction and molecular spectrums of Silicon.
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