Types of Chemical Reactions

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Types of Chemical Reactions

Chemical reaction: Chemical reaction is a unit process in which one chemical substance sequence is transformed ((converts)) into another sequence form.

The substance that involves or initiates a chemical reaction is known as a reactant or reagent

The chemical equilibrium describes that the reaction transformation leads to a formation product and sometimes the product will decompose or the product can go back to its initial state which means a reversible reaction

Types of Chemical Reactions
Types of Chemical Reactions
Chemical Reactions
Chemical Reactions

Types of Chemical Reactions:

  1. Synthesis Reaction
  2. Combustion Reactions
  3. Decomposition Reaction
  4. Single Replacement Reaction
  5. Double Replacement Reaction
  6. Acid-Base Reaction or neutralization reaction
  7. Precipitation reaction
  • Synthesis Reaction:

The Synthesis reactions are those reactions in which any two substances react together to form a complex product

Reactent + Recatent  ——–> 1 Product

A             +        B      ———> AB      

Na           +       Cl      ———> NaCl

 

The Combustion of liquefied petroleum gas (Fuel) in the gas stove is due to Combustion between liquified petroleum gas and atmospheric oxygen.

CxHy + O2 =====> Fire(light) + H2O + Co2

Combustion of Methane

CH4 + 2O2 ====> Co2 + 2H2O

Combustion of Propane

C3H8 + 5O2 ====> 3CO2 + H20

Combustion of propane mainly used in fireplaces, gas grills, and cookstoves. Combustion of butane found in lighters

  • Decomposition Reaction:

Decomposition reaction takes place when a complex compound breaks up into similar compounds.

             Reactents ————>   Product  +   Product

AB are parent molecule.

A and B are the Product molecules.

Carbonic acid on decomposition gives water and carbon dioxide.

Types of a decomposition reaction

Three major kinds of the decomposition reaction

  1. Thermal decomposition reaction / Thermolysis                                                                    
  2. Electrolytic Decomposition Reaction                                                                                          
  3. Photo decomposition/ photochemical / Photolytic Decomposition

 a) Thermal Decomposition Reaction:

 

The Thermal Decomposition Reaction in which energy is supplied to reactants in the form of heat so that the bonds in substance break by absorption of heat and forms constituent elements

For example, A Single Compound Potassium Chlorate ((2KClo3)) When heated up then it breaks down into two or more components into Silver ((2Ag)) and Bromine ((Br2)) the reaction requires heat so it is an endothermic reaction

 

        2KClo3   ———–>   2Ag    +   Br2

        Caco3 ———–>  Cao +  Co2

 b) Electrolytic Decomposition or Electrolysis:

An Electrolytic decomposition reaction in which the ionic substances cause electric city by decomposition occurs in solution form or molten state

Example:

           2KaCl =====>  2ka   +     Cl2

The Electrolysis of water is given in below chemical equation

    2H20  ————> 2H2 + O2

c) Photo decomposition reaction:

Photodecomposition reaction in which reactants are broke down into constituents by absorbing energy from photons

example of photodecomposition reaction

  O3 ———> O2 + O

hear decomposition into dioxygen with oxygen radical

  • Single Replacement Reaction:

Single-replacement reaction is a type of reaction in which one uncombined element is substituted or replaces another in a compound to form a new compound

Two reactants combine to give two products

 

General equation:

  AB  +  C ————–> AC + B

A Metal substituted metal and a non-metal substituted a non-metal

if A is Metal then the general equation


metal can replace by a metal { + }

  A + BC —–>  AC + B

  K    +      NaCl ——>  KCL  +   Na

Br2  +   2KI     ——–> 2KBr   + I2

If A is non-metal then the general equation

non-metal can replace by a nonmetal { – }

  A + BC ——-> BA + C

   2K  +  2H2o  ———–>   2koH  +  H2

    Zn  +  2HCl ———–>    ZnCl2  + H2

  • Double Replacement Reaction:

Definition Double displacement reaction is a type of reaction in which exchange of atoms or ions takes place in between two compounds in an aqueous medium

AX  +   BY ———->   AY  +   BX

AgNo3   +  H2s ———> Agcl  + NaNo3

  •  Acid-Base Reaction or Neutralization Reaction: 

Acid-Base reaction The acid-base reaction is a type of reaction in which the equilibrium favors the reaction by sharing proton to the base, Acid-base reaction also known as Neutralization reactions at PH 7 the solution is neither acidic medium nor basic medium

The Products formed by the action of acid-base reaction is salt and water

The reaction between a strong acid and a strong base

 H2SO4 + NaOH ===> Na2SO4 + H2O

  • Precipitation reaction:

Precipitation reaction in which product formed is an insoluble salt when two soluble salt solutions are mixed together the insoluble salts are precipitated out this kind of reactions are referred as Prispitation reaction

A precipitation reaction is use full for element determination in a given solution

A precipitation reaction used in industrial effluent, wastewater, or mud water the thing is that the undesired contaminated material should be insoluble solute, so the reaction is used to precipitate the undesired  

For Example, if a solution is full of silver nitrate content in the dissolved form, we add sodium chloride to react with silver nitrate and to get form undesired salt as Silverchloride in solid form as an insoluble solute or solid this further settled on gravity the whole undesired salt will settle down to bottom the process is known as sedimentation

 

AgNo3 + NaCl ===> Agcl + NaNo3

 

Types Of Chemical Reactions With Equations Table:
Types of Chemical Reactions
Types of Chemical Reactions

What Is a Combination Reaction?

A combination reaction is one in which two or even more reactants combine to produce a single product. 

A synthesis reaction is another name for a combination reaction. 

Combination reactions are given as examples.

 

Single Replacement Reaction 

What Is a Single-Replacement Reaction?

  • Single Replacement Reaction:

A Single-replacement reaction is a type of reaction in which one uncombined element is substituted or replaces another in a compound to form a new compound.

 

What Is a Combustion Reaction?

Burning is referred to as combustion in science. 

A material interacts with oxygen from the air in a combustion reaction. 

The reaction’s energy can heat water, prepare food, produce electricity, and even operate machines. 

Combustion reactions produce oxides, which are oxygen-based molecules.

 

What is s fuel?

Any chemical with stored energy is referred to as a fuel. 

Combustion is the process of burning fuel in an oxygen atmosphere, which produces heat energy and is referred to as an exothermic reaction. 

Fossil fuels are our primary source of energy.

Many hydrocarbons are utilized as fuel since they produce a large amount of heat energy when burned.

 

What are fossil fuels

Plants and animals decompose to produce fossil fuels. 

These fuels, which can be found in the earth’s Crust and include hydrogen and carbon, can also be burned to generate energy. 

Fossil fuels include coal, oil, and natural gas, to name a few. 

The thick oil that can be used to generate gasoline is produced by heating this substance.

 

What are the reactants?

Reactants are the raw elements being used to produce products in a chemical reaction. 

A reactant is a key material in a chemical reaction that is converted to products in chemistry. 

The activation energy needed to start a chemical reaction is high enough to break the bonds between reactant atoms.

 

What Is a Double-Replacement Reaction?

Definition Double displacement reaction is a type of reaction in which the exchange of atoms or ions occurs between two compounds in an aqueous medium.

AX + BY ———-> AY + BX

AgNo3 + H2s ———> Agcl + NaNo3

.

What is a precipitate?

Precipitation reaction in which the product formed is an insoluble salt when two soluble salt solutions are mixed. The insoluble salts are precipitated out of this kind of reaction are referred to as Precipitation reactions.

A precipitation reaction is use full for element determination in a given solution.

A precipitation reaction is used in industrial effluent, wastewater, or mud water. The thing is that the undesired contaminated material should be insoluble solute, so the reaction is used to precipitate the undesired.  

 

What Is a Decomposition Reaction?

Decomposition reaction takes place when a complex compound breaks up into similar compounds. 

       Reactent”s ————> Product + Product 

AB are parent molecule.

A and B are the Product molecules.

Carbonic acid on decomposition gives water and carbon dioxide.

 

What is a redox reaction?

Oxidation-reduction reactions, also known as redox reactions, occur when one reactant is oxidized while the other is reduced during the chemical reaction. 

A molecule, atom, or ion gains electrons or decreases its oxidation status as it undergoes reduction. 

Consider the redox reaction below.

 Fe + O2 ——–> Fe2O3

 

What Is a Chemical Reaction?

A chemical reaction is a unit process in which one chemical substance sequence is transformed ((converts)) into another sequence form.

 

What Is a Substitution Reaction?

Substitution reactions occur when one or more atoms or groups of atoms in a molecule are replaced or substituted by other atoms or groups of atoms. 

A substitution reaction is a type of halogenation reaction.

 

What is a double displacement reaction?

Definition Double displacement reaction is a type of reaction in which the exchange of atoms or ions occurs between two compounds in an aqueous medium.

AX + BY ———-> AY + BX

AgNo3 + H2s ———> Agcl + NaNo3

 

What Is an Acid-Base Reaction?

Acid-Base reaction: The acid-base reaction is a type of reaction in which the equilibrium favors the reaction by sharing the proton to the base. The acid-base reaction is also known as the Neutralization reaction at PH 7. The solution is neither acidic medium nor basic medium.

 

 

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