silicon

• Formula: Si
• Molecular weight: 28.0855
• IUPAC Standard InChI: InChI=1S/Si Copy

  
• IUPAC Standard InChIKey: XUIMIQQOPSSXEZ-UHFFFAOYSA-N Copy
• CAS Registry Number: 7440-21-3
• Chemical structure:
  This structure is also available as a 2d Mol file
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• Information on this page:
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
• Data at other public NIST sites:
  • NIST Atomic Spectra Database - Lines Holdings (on physics web site)
  • NIST Atomic Spectra Database - Levels Holdings (on physics web site)
  • NIST Atomic Spectra Database - Ground states and ionization energies (on physics web site)
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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Notes

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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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