Chemistry291

No,the word "to" is not an article.But it can be used as a preposition,an adverb and as a particle as part of an infinite.

  No,the  word "to" can't be used  as a coordinating conjunction. Moreover,it  can be used as a preposition,an adverb and as a particle as part of an infinite.

  The world "into" can be used as a preposition.