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pentoxide Definition

pent·ox·ide (pent äk′sīd′)

noun

an oxide that contains five oxygen atoms in its molecule

Etymology: pent(a)- + oxide

pentoxide Usage Examples

Noun used with modifier

  • vanadium: Vanadium pentoxide is used as the catalyst in converting sulfur dioxide into sulfur trioxide as a stage in the manufacture of sulphuric acid.
  • dinitrogen: Progressive Curve Methods Consider the reaction involving the decomposition of dinitrogen pentoxide dissolved in tetrachloromethane at 30 °C.