Structure, Preparation, Properties and uses of Sodium nitrate

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What is sodium nitrate? ?Sodium nitrate is a
chemical compound with the formula NaNO3. ?It
is an alkali metal nitrate salt and is also known
as Chile saltpetre. ?This mineral is also known
as nitrating, nitrate, or soda nitre. ?Sodium
nitrate is found in large deposits in Chile and
is used to distinguish it from ordinary saltpetre
and potassium nitrate. Structure of sodium
nitrate ?The nitrate anion has a trigon planar
structure in which three oxygen atoms are linked
to a central nitrogen atom. ?Therefore, the
nitrogen atom has a charge of 1, and each oxygen
atom has a cost of -?. ?Thus, the net formal
amount on NO3 is -1.
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Preparation of sodium nitrate ?The industrial
synthesis of sodium nitrate mainly occurs when
nitric acid is neutralized with either sodium
carbonate, sodium bicarbonate, or sodium
hydroxide. Reactions are as follows ?NaHCO3
HNO3 ? NaNO3 H2O CO2 ?Na2CO3 2HNO3 ?
2NaNO3 CO2 H2O ?NaOH HNO3 ? NaNO3 H2O
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Properties of sodium nitrate 1. Physical
properties ?It is white ?It exists in two
different crystal structures-rhombohedra and
trigon ?It has a sweet odor ?It is highly
soluble in water and ammonia
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2. Chemical properties ?Sodium nitrate is a
white, crystalline solid soluble in water ?When
dissolved, sodium nitrate dissociates into Na
and NO3 ions ?It is a potent oxidizing agent
and reacts violently with reducing agents ?At
high temperatures, it explosively decomposes ?It
is non-combustible but increases the burning of
combustible materials.
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Uses of sodium nitrate ?Sodium nitrate is a
water-soluble form of nitrogen primarily used in
fertilizers ?It is prevalent to use in
developing countries since it does not change the
soil's pH level ?Another excellent use for
sodium nitrate is in explosives, which work well
with ammonium nitrate ?The thermal stability of
molten sodium nitrate and potassium nitrate
solutions is sound, up to 600 degrees Celsius.
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This makes it useful for metals that need to be
heat-treated and for solar energy storage
applications Sodium nitrate, or NaNO3, is a food
additive and preservative used as an oxidizer in
fireworks and instant cold packs It is also a
component of some solar power plants, which helps
transfer and store heat In order to promote the
growth of Nitro so monas bacteria, this compound
is added to the wastewater in several wastewater
treatment plants.
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Concerns regarding sodium nitrate 1. A growing
body of evidence suggests that eating processed
meat increases your risk of colon cancer.
?Scientists believe this is due to the nitrate
content in processed meat, which breaks down into
nitrite in the body. ?Nitrite then reacts with
protein-rich foods to produce nitro so compounds.
?Nitro so compounds can be formed either when
meat is cured or in the body as meat is
digested. 2. This has been suggested that there
may be a link between increased levels of
nitrates in the body and an increased risk of
certain diseases. ?Including Alzheimer's
disease, diabetes, stomach cancer, and
Parkinson's disease.
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Conclusion ?Recently, the demand for Sodium
nitrate has increased significantly due to its
usage in various areas. ?Despite its concerns
about excessive use, sodium nitrate is widely
used as a potent preservative for foods,
especially fish and meat, to prevent the growth
of harmful bacteria that cause spoiling.
?Meghachem is among the reputed manufacturers
of Sodium Nitrate. ?Which has a large
manufacturing capacity to meet the rising
customer demand. ?The need for sodium nitrate
in the food business is anticipated to increase
dramatically in the upcoming years. ?Given that
worldwide meat consumption is expected to explode
due to ongoing population growth.
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