# fe2co33

Fe2(CO3)3 (Ferric carbonate) is a base while HCl exists both as gas or strong acid. Let us discuss the reaction between Fe2(CO3)3 + HCl in detail in this article.

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Fe2(CO3)3 is an inorganic compound. It is a base. HCl can exists as both gas and acid. It is also known as muriatic acid. It is colourless. HCl is formed by reaction between H2 and Cl2.

Let us explore in this article, the products formed in the reaction HCl + Fe2(CO3)3, balancing the reaction, type of reaction, titration, net ionic reaction etc.

## What is the product of HCl and Fe2(CO3)3?

The product of the HCl + Fe2(CO3)3 reaction are ferric trichloride (FeCl3), water (H2O) and carbon dioxide.

6HCl + Fe2(CO3)3 –> 3H2O + 2FeCl3 + 3CO2

## What type of reaction is HCl + Fe2(CO3)3?

• HCl and Fe2(CO3)3 is a neutralization (acid-base) reaction because acid (HCl) and base Fe2(CO3)3 react lớn size salt and water.
• HCl and Fe2(CO3)3 is also a double-displacement reaction. The double-displacement reaction is followed by a decomposition reaction.

6HCl + Fe2(CO3)3 –> 2FeCl3 + 3H2CO3

3H2CO3 –> 3CO2 + 3H2O

## How lớn balance HCl + Fe2(CO3)3?

We will balance the equation HCl + Fe2(CO3)3 using algebraic equation.

• Write the skeletal chemical Equation.

HCl + Fe2(CO3)3 –> H2O + Fe2Cl3 + CO2

• Count the number of each element on the reactant and the product side.
• Count the number of each type of element on the reactant side and product side.
• Add the appropriate stoichiometric coefficient before the substituents lớn balance elements. Add a coefficient of 3 before H2O and CO2. Add a coefficient of 6 before HCl and 2 before FeCl3.
• The balanced chemical equation is as follows –

6HCl + Fe2(CO3)3 –> 3H2O + 2FeCl3 + 3CO2

## HCl + Fe2(CO3)3 titration

The compound Fe2(CO3)3 is an insoluble compound ví we need lớn perform back titration method. The procedure is given below.

#### Chemicals Needed

Fe2(CO3)3, HCl, NaOH, phenolphthalein indicator

#### Procedure:

• Take measured amount of Fe2(CO3)3. Add HCl lớn it and make a homogenous solution. Transfer the solution lớn a volumetric flask. Add distilled water lớn make the solution up lớn the mark.
• Take 15 ml of this solution in a conical flask with the help of a pipette and add lớn it 2-3 drops of indicator.
• Take standard NaOH solution in a burette. Titrate the solution against the standard NaOH solution.
• Concentration of Fe2(CO3)3 can be calculated from the concordant readings.

## HCl + Fe2(CO3)3 net ionic equation

The complete ionic equation for HCl + Fe2(CO3)3 reaction is as below-

Complete ionic equation

6H+(aq) + 6Cl(aq) + Fe2(CO3)3(s) –>3H2O(l) + 2Fe3+(aq) + 6Cl(aq) + 3CO2

Net ionic Equation after cancelling the spectator ions on both sides is as below-

Net ionic equation

Fe2(CO3)3(s) + 6H+(aq)  –> 3H2O(l) + 2Fe3+(aq) + 3CO2

## HCl and Fe2(CO3)3 conjugate pairs

HCl + Fe2(CO3)3 size conjugate acid-base pairs.

• HCl donates a proton and forms Cl as its conjugate base. Thus the conjugate base of HCl is Cl .
• Carbonate ion (CO32-) accepts a proton and forms a conjugate acid HCO3 .

## HCl and Fe2(CO3)3 intermolecular forces

The intermolecular forces present in HCl + Fe2(CO3)3 are as follows –

• The intermolecular forces present in HCl are London dispersion forces and dipole-dipole interactions.
• The intermolecular force in Fe2(CO3)3 is electrostatic force of attraction as Fe2(CO3)3 is an ionic compound.

## HCl and Fe2(CO3)3 reaction enthalpy

The reaction enthalpy for HCl + Fe2(CO3)3 is -351.64 kJ/mol.

6HCl + Fe2(CO3)3 –>3H2O + 2FeCl3 + 3CO2

∆Hfο(reaction)= Hfο(product) Hfο(reactant)

∆Hfο(reaction) = -2836.9 + 2485.26 = -351.64 kJ/mol

## Is HCl + Fe2(CO3)3 a buffer solution?

HCl + Fe2(CO3)3 is not a buffer solution because HCl + Fe2(CO3)3 is not formed by a weak acid and its conjugate base or a weak base and its conjugate acid.

## Is HCl + Fe2(CO3)3 a complete reaction?

HCl + Fe2(CO3)3 is a complete reaction because energy of the products is less kêu ca the reactants ví are stable. They tự not react further lớn give more products.

## Is HCl + Fe2(CO3)3 an exothermic or endothermic reaction?

HCl + Fe2(CO3)3 is an exothermic reaction because the standard enthalpy of the reaction

## Is HCl + Fe2(CO3)3 a redox reaction?

HCl + Fe2(CO3)3 is not a redox reaction because the oxidation states of the elements on the reactant and product side is the same.

## Is HCl + Fe2(CO3)3 a precipitation reaction?

HCl + Fe2(CO3)3 is not a precipitation reaction because the product, ferric chloride formed in the reaction is soluble in water.

## Is HCl + Fe2(CO3)3 reversible or irreversible reaction?

The reaction Fe2(CO3)3 + HCl is irreversible because CO2 gas formed in the reaction increases the entropy of the reaction. Also, the reactants formed in the reaction tự not react back lớn give the reactants again.

## Is HCl + Fe2(CO3)3 displacement reaction?

HCl + Fe2(CO3)3 is a double displacement reaction because in this reaction ions are exchanged between the reacting species.

6HCl + Fe2(CO3)3 –> 2FeCl3 + 3H2CO3

#### Conclusion:

HCl + Fe2(CO3)3 is a neutralization reaction. It is also a double displacement reaction. HCl + Fe2(CO3)3 is an exothermic reaction. The enthalpy of the reaction is -351.64 kJ/mol.