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Do you expect potassium iodide to be soluble in cyclohexane

1 Answer

6 votes

Answer:

KI is not expected to be soluble in cyclohexane

Step-by-step explanation:

  • KI is an ionic solid. In crystal of KI,
    K^(+) and
    I^(-) ions are held together through coloumbic attraction force.
  • Cyclohexane is a non-polar solvent. Only van der waal force exists between cyclohexane molecules.
  • During dissolution of KI in cyclohexane, cyclohexane molecules exerts only van der waal force to KI molecules.
  • But this weak van der waal force cannot overcome the coloumbic attraction force exists between KI molecules during dissolution.
  • Hence KI is not expected to be soluble in cyclohexane.
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