Zinc Chloride

OriginZinc chloride is synthesized from zinc metal or zinc oxide combined with hydrochloric acid. The zinc source is reacted with hydrochloric acid, followed by crystallization and purification of the resulting salt.

Zinc chloride is a nutrient supplement A number of salts containing the tetrachlorozincate anion, ZnCl2 4, are known. Caulton's reagent, V2Cl3(thf)6Zn2Cl6 is an example of a salt containing Zn2Cl2 6. The compound Cs3ZnCl5 contains tetrahedral ZnCl2 4 and Cl anions. No compounds containing the ZnCl4 6 ion have been characterized. Four crystalline forms, (polymorphs) , of ZnCl2 are known, and in each case the Zn2+ ions are trigonal planar coordinated to four chloride ions. The pure anhydrous orthorhombic form rapidly changes to one of the other forms on exposure to the atmosphere and a possible explanation is that the presence of OH facilitates the rearrangement. Rapid cooling of molten ZnCl2 gives a glass, that is, a rigid amorphous solid and this ability has been related to the structure in the melt.<br /> Zinc chloride belongs to the family of Transition Metal Chlorides. These are inorganic compounds in which the largest halogen atom is Chlorine, and the heaviest metal atom is a trans

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