Calcium nitrite represented by the chemical formula Ca(NO2)2 or CaN2O4 the bears the IUPAC surname calcium dinitride <1> is an odorless white or light yellowish deliquescent powder that is an extremely soluble in water and slightly in alcohol <4, 5>. It is a calcium salt and also an ionic link <1>. It need to be defended from warm as temperatures greater than 220°C would bring about its reduction and also decomposition into nitrous oxide <5>.

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Calcium Nitrite


Calcium Nitrite Identification

CAS Number13780-06-8 <1>
PubChem CID159695 <1>
ChemSpider ID140414 <2>
EC Number237-424-2 <1>

How to make It

Calcium nitrite can be all set in equipment by reacting silver- nitrite v calcium chloride <8>.

2AgNO2 + CaCl2 = 2AgCl + Ca(NO2)2


Properties and Characteristics that Calcium Nitrite

General Properties

Molar mass/molecular weight132.088 g/mol <1>

Physical Properties

Color/appearanceWhite to yellow crystals <3>
Melting point/freezing point390°C, 734°F <5>
Boiling pointUnknown <3>
Density 2.265 g cm-3 <3>
State of issue at room temperature (normal phase)Solid <3>

Chemical Properties

Solubility in water43 g/100g (at 18.5oC) <4>
pH9.0 – 11.0 (basic) <6>

Atomic Properties

Crystal structureHexagonal <4>

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Calcium Nitrite Structure


Prominent Reactions

Calcium nitrite reacts through oxygen to type calcium nitrate <9>.

Ca(NO2)2 + O2 = Ca(NO3)2


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Chemical Formula for Calcium Nitrite


Calcium Nitrite Uses

As a corrosion inhibitor in concrete, lubricants <3>.Its high solubility facilitates its applications as antifreeze either in flour or solution form. <5>.To prepare calcium nitrate, an essential component of many fertilizers <7>.To safeguard steels from salt corrosion <7>.

Is that Dangerous

The link is poisonous and also should not be combined with inflammable, organic articles. Under fire conditions, the emits hazardous toxic fumes. Ingestion, inhalation, eye and skin call with it must be avoided <3, 6>.

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Calcium Nitrite Price

94% Ca(NO2)2 costs about $500-750 per metric ton. The price may vary with carriers <10>.

References:


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Strontium Iodide
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Potassium Bromate

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