Alotropy or Allotropy: How To spell?

The word Alotropy is misspelled against Allotropy, a noun meaning "The property of existing in two or more conditions which are distinct in their physical or chemical relations."

--> Allotropy has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings a & otropy which should not be misspelled with single 'L'
Wrong Spelling:  a-l-otropy 
Correct Spelling:  a-ll-otropy 
Find more incorrect spellings of Allotropy to spell right way.

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