The answer that Silver chloride is insoluble in water. Which of the following ionic compounds is soluble in water? Answer: KI ( Potassium iodide ) is Soluble in water What is Soluble and Insoluble ? Since A g I and N a I have common ion I − the solubility of A g I in N a I solution is less than that in pure water. A solute is usually considered to be insoluble in water if less than 0.1 g can be dissolved in 100 mL of water. The ionic bond of sodium iodide, water is a very polar molecule it attracts molecule with charges like ionic bond of salts Note: pretend that the chlorine atom is iodine atom because there is no pictures of sodium iodine like this. Answer to: Explain the solubility trend of NaF, NaCl, NaBr, NaI in water. Is AgCl (Silver chloride) soluble or insoluble in water? RE: Explain the Solublity Trend of NaF, NaCl, NaBr, NaI in water? Example: the solubility of sodium chloride (NaCl) in water at 25°C is 36 g/100 mL , or, 36 g/100 g. A solute is usually considered to be soluble in water if more than 1.0 g can be dissolved in 100 mL of water. Their solubilites at 20 C, are 4.06 , 35.9 , 90.8 ,178 Solubility Solubility is the property of a solid, liquid, or gaseous chemical substance called solute to dissolve in a solid, liquid, or gaseous solvent. The ionic NaI is a polar molecule and therefore would dissolve in the water adding to the overall entropy of the system. Personally, I have never performed the Finkelstein reaction, so I am not too sure, what is commonly done to remove excess NaI. The substances are listed in alphabetical order. $$\ce{R-X~+~NaI->[\ce{acetone,~reflux}]R-I~+NaX}$$ $(\ce{X=Cl,~Br;~R=alkyl ~group})$ Sodium chloride and sodium bromide being less soluble in acetone get precipitated from the solution and can be removed by filtration. This also prevents the backward reaction to occur according to … Question: Is KI ( Potassium iodide ) Soluble or Insoluble in water ? Turns out, the diatomic iodine would make the water more structured and, thermodynamically, decrease the entropy of the solution. (NH4)2CO3 An aqueous solution of ammonium carbonate is allowed to react with an aqueous solution of barium chloride. This is why you can "force" the mixture of non polar and polar solvents with enough energy. This Site Might Help You. The table below provides information on the variation of solubility of different substances (mostly inorganic compounds) in water with temperature, at one atmosphere pressure.Units of solubility are given in grams per 100 millilitres of water (g/100 ml), unless shown otherwise. Contents The solubility of sparingly soluble salt is reduced in a solution that contains an ion in common with the salt.