The Longest Word Using Chemical Symbols


IrReSPONSiBILiTiEs is the longest word that can be spelt entirely using chemical symbols without reusing any element...

Ir - iridium
Re - rhenium
S - sulphur
P - phosphorus
O - oxygen
N - nitrogen
Si - silicon
Bi - bismuth
Li - lithium
Ti - titanium
Es – einsteinium




Post-Correction  (thanks to Mark Nandor, Upper School Math Chair, The Wellington School, Columbus, Ohio)

The longest word that can be spelt entirely using chemical symbols without reusing any element is:
NoNRePReSeNTaTiONaLiSmS   (there are actually four different "spellings")
No - nobelium
N - nitrogen
Re - rhenium
P - phosphorus
Re - rhenium
Se - selenium
N - nitrogen
Ta - tantalum
Ti - titanium
O - oxygen
Na - sodium
Li - lithium
Sm - samarium
S - sulfur


The longest non-dictionary (purely scientific, not in the ENABLE dictionary) word is:
HYPOThAlAmICoHYPoPHYSeAl   (there are actually eight different "spellings").

There is a tie for longest words that can be spelled using unique chemical symbols:
HYPErCoAgULaBiLiTiEs   and   HYPErCoNScIOUSnEsSeS

More such useless chemical symbol word trivia can be found at  Mark Nandor's website ...