Zinc Chloride, Preparation Method, Chemical Properties

Zinc Chloride

Zinc chloride is a chemical compound that has consists of zinc and chlorine. Zinc chloride is an ionic salt and it possessed the minerals which is essential for synthesis of proteins, cholesterol, fats and lipids. This is a colorless liquid having the hygroscopic qualities. The water molecules are absorbed by the zinc chloride which is present in the environment. Zinc chloride has corrosive properties towards the metals. It affects or irritates the skin, eyes and mucous membrances. The systematic IUPAC name is known as zinc chloride. The chemical or molecular formula of acetamide is ZnCl2.

Structural Formula

This is the structural formula of the zinc chloride:

Zinc Chloride

Chemical Formula

The chemical formula of the zinc chloride is ZnCl2.

Preparation Method

When the hydrogen chloride is reacted with the zinc it gives a result the formation of zinc chloride. The chemical reaction is as follows.

Zn + HCl → ZnCl2 + H2

In another way it is produced by the hydrochloric acid is reacted with the zinc sulphide over heated at some temperature then it gives the formation of zinc chloride. The chemical reaction is given below.

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ZnS + 2HCl → ZnCl2 + H2S

Physical Properties

Melting point 275C
Boiling point 756C
Molecular weight 136.286g/mol
Density 2.91g/cm3
Solubility in water Soluble
Odor Odorless
Crystal structure Tetrahedral
Magnetic susceptibility -65.0×10-6cm3/mol
Appearance Colourless or white crystals

 

Chemical properties

Zinc chloride is deliquescent in nature and soluble in water, glycerol, ether and alcohol. The solution becomes acidic when the zinc chloride is dissolved in the water. the pH of this solution is having a concentration of aqueous solution is 6M that is equal to 1.

Uses

Zinc chloride is used in dry cells as an electrolyte. It is widely used in condensing agent, dehydrating agent, deodarent and disinfectant. In room temperature zinc chloride in solid and it has white appearance and odourless. It is highly viscous and low electrical conductivity. Zinc chloride is soluble in acetone, ethanol and glycerol. It is used in fingerprint detection. Zinc chloride is useful to preparation of alkyl chloride. This compound is acts as catalyst aromatization reaction in molten state.

Learn More:   Zinc HydroxideSodium Nitride, Formula, Chemical Properties, Preparation, Application

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