Ammonium chloride

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Properties

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General

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Ammonium chloride

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Name

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Ammonium chloride

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Chemical formula

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NH4Cl

Related Topics:
N - H - Cl

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Appearance

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white crystalline powder

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Physical

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Formula weight

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53.4913

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Melting point

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338°C (640F) sublimes

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Boiling point

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520°C (968F)

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Density

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1.527

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Crystal structure

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Isometric

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Solubility

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29.7g/100g water @ 0°C

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Thermochemistry

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ΔfH0gas

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  kJ/mol

Related Topics:
KJ - Mol

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ΔfH0liquid

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  kJ/mol

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ΔfH0solid

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-314.55 kJ/mol

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S0gas, 1 bar

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  J/mol·K

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S0liquid, 1 bar

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  J/mol·K

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S0solid

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94.85 J/mol·K

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Safety

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Ingestion

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Induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water.Seek medical help

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Inhalation

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Remove from exposure to fresh air. Seek medical help

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Skin

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Wash off with plenty of soap and water

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Eyes

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Flush eyes with plenty of clean water. Seek medical help.

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More info

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Hazardous Chemical Database

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SI units were used where possible. Unless otherwise stated, standard conditions were used.

Related Topics:
SI - Standard

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Disclaimer and references

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Ammonium chloride or Sal Ammoniac (chemically ammonium chloride (NH4Cl); also zalmiak, sal armagnac, sal armoniac, and salt armoniack) is, in its pure form, a clear white water-soluble crystalline salt with a biting taste.

Related Topics:
Ammonium - Chloride - Salt

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In nature, the substance occurs in volcanic regions, forming on volcanic rocks near fume-releasing vents. The crystals deposit directly from the gaseous state, and tend to be short-lived, as they dissolve easily in water.

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It is easy to produce artificially and is often created as a byproduct of other industries.

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