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Noun edit

 
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pentanum n (genitive pentanī); second declension

  1. (organic chemistry) pentane

Declension edit

Second-declension noun (neuter).

Case Singular Plural
Nominative pentanum pentana
Genitive pentanī pentanōrum
Dative pentanō pentanīs
Accusative pentanum pentana
Ablative pentanō pentanīs
Vocative pentanum pentana