Diodide or Diiodide: How To spell?
The word Diodide is misspelled against Diiodide, a noun meaning "A compound of a binary type containing two atoms of iodine; -- called also biniodide."
Diiodide has double "ii" is mispronounced as "i"Remember double 'II' in between the strings d & odide which should not be misspelled with single 'I'
Wrong Spelling:  d-i-odide  Correct Spelling:  d-ii-odide 
Find more incorrect spellings of Diiodide to spell right way.