What is the difference between Free soluble and Slightly soluble?
I think Free soluble is more soluble than Slightly soluble.!! Help me!! My teacher asked me this question!!

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I am no chemist, but my understanding after consulting Wikipedia below is that "slightly soluble" means that there is precipitate left over, while "soluble" would be the same as "free soluble" and have no precipitate:

http://en.wikipedia.org/wiki/Solubility_chart

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