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Calcium Bromide Formula – Structure, Properties, Uses, Sample Questions

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  • Last Updated : 31 Mar, 2022

Calcium (Ca) is a substance that is important for living creatures, including people. It is the most plentiful mineral in the body and fundamental for good wellbeing. We want to consume a specific measure of calcium to assemble and keep up with solid bones and sound correspondence between the mind and different pieces of the body.

Br is the chemical name of Bromine and is essential for the halogen of the periodic table. The bromine substance Br2 is a rosy earthy colored fluid and is never normally found in its basic structure yet rather in inorganic mixtures, otherwise called bromides, and in regular organo-bromine compounds. These are normally found in soils, salts, air, and seawater.

Calcium bromide

Calcium Bromide is otherwise called Calcium Dibromide. Calcium Bromide is having one calcium particle and two bromine molecules. In its anhydrous structure, it is hygroscopic and dismal gems sharp saline taste. It is a compound known for being utilized in a few boring liquids and food additives. Calcium Dibromide is non-harming to any arrangement. It is synthetically as well as thermally steady. Different arrangements containing chlorides and bromides can be mixed with this compound.

It is created by responding calcium carbonate CaCO3 and calcium oxide with hydrobromic corrosive for example HBr. Calcium bromide isn’t found in nature.

Formula of Calcium Bromide

The Chemical formula of the Calcium Bromide is CaBr2. This compound is ordinarily found as a hydrated salt with two atoms of water and can likewise be found as a hexahydrate salt. It is framed by one cation Ca2+ and two anions Br. Its design is an octahedron with Ca focuses bound to an aggregate of six anion Brthrough ionic bonds.

Structure

 

Calcium bromide is made from the reaction of calcium oxide with hydrobromic acid. In another manner, we can set it up with the response of metallic calcium and basic bromine:

CaO + 2HBr → CaBr2 + H2O

Ca + Br2 → CaBr2

Properties of Calcium Bromide

  • Calcium bromide is a white hygroscopic powder accessible in its anhydrous structure. Its thickness is 3.35 grams per liter and the liquefying point is 730 degrees C. Its edge of boiling over is 1935°C. Calcium bromide is dissolvable in water, ethanol, methanol, and acetone, however, it is insoluble in natural solvents.
  • Calcium bromide can experience numerous responses. It is helpful for the synthetic business in the development of calcium oxide from calcium bromide and oxygen gas. This response happens at high temperatures to create bromine gas.

Uses of Calcium Bromide

  • It is principally being used as a thick watery answer for boring liquids. Additionally, it has a significant application in as anxieties prescription, food additives, freezing blends, fire retardants, and photography.
  • This salt is being used by food businesses as an additive and as a part of freezing blends. It is likewise valuable as a fire retardant, as a wood additive, and as drying out a specialist.
  • Calcium Bromide is useful in controlling the well bore pressures during completion and workover operations.

Sample questions

Question 1: What are the serious health hazards of Calcium Bromide?

Answer:

Calcium bromide can irritate eyes, redness of eyes, skin and mucous as well. It is extremely poisonous by ingestion, causing sore throat and nausea. Inhalation of calcium bromide causes cough. It isn’t burnable or combustible.

Question 2: What is the molar mass of calcium Bromide?

Answer: 

Its molar mass is,

= 40.078 + 2 × 79.904

= 199.89 gram per mol.

Thus the molar mass of Calcium Bromide is 199.89 gram per mole.

Question 3: Why is calcium bromide ionic?

Answer:

Calcium bromide is made out of metallic calcium and nonmetallic bromine. Metals will quite often shape captions while nonmetals structure anions. Hence, calcium tends to shape a cation, while bromine frames an anion. Together, they structure an ionic compound.

Question 4: Where is calcium bromide found?

Answer: 

This compound is generally found as a hydrated salt with two atoms of water and can likewise be found as a hexahydrate salt.It is formed by one cation Ca2+ and two anions Br. Its design is an octahedron with Ca focuses bound to an aggregate of six anion Br–  through ionic bonds.

Question 5: What does calcium bromide react with

Answer: 

At the point when firmly heated in air, calcium bromide will respond with oxygen to create calcium oxide and bromine: 

2 CaBr2 + O2 → 2 CaO + 2Br. In this response the oxygen oxidizes the bromide to bromine.

Question 6: What type of component is calcium bromide?

Answer:

Calcium Bromide also known as calcium dibromide is an ionic compound, because the second element is a non-metal, therefore, it will in the form an ionic compound. It is known as a hydrated salt.

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