Example of Combination Reactions

Some of common examples of Combination Reactions are:

  • Formation of Sodium Cholride
  • Formation of Magnesium Oxide
  • Formation of Barium Fluoride
  • Formation of Ammonia
  • Formation of Other Substances

Formation of Sodium Chloride

Solid sodium metal reacts with chlorine gas to form sodium chloride.

2Na(s)+Cl2(g)→2NaCl(s)

Formation of Magnesium Oxide

When magnesium is lit, it reacts rapidly, combining with oxygen in the air to form a fine powder known as magnesium oxide.

2Mg(s)+O2(g)→2MgO(s)

Formation of Barium Fluoride

Formed by the combination of barium metal and fluorine gas is a highly exothermic reaction.

Ba(s) + F2(g) → BaF2(s)

Formation of Ammonia

Hydrogen and nitrogen gas combines to form ammonia.

3H2+ N2 → 2NH3

Formation of Some Other Substances

Some other subtance that are formed with the help of combination reaction are listed as follows:

  • When sulfur dioxide gas reacts with oxygen gas, sulfur trioxide is produced.

2SO₂(g) + O₂(g) → 2SO₃(g)

  • Iron reacts with oxygen to form iron(III) oxide, commonly known as rust.

4Fe(s) + 3O₂(g) → 2Fe₂O₃(s)

  • The reaction between calcium oxide and water produces calcium hydroxide.

CaO(s) + H₂O(l) → Ca(OH)₂(aq)

Combination Reaction

Combination Reaction is a type of chemical reaction that occurs when two or more substances combine to form a new substance without any separate byproducts, due to that, it is also called an Addition Reaction or Synthesis Reaction. Combination Reaction involves the synthesis of a single compound from its constituent elements or other compounds.

This article covers the concepts related to combination reaction, like the formula of combination reaction, types of combination reaction, synthesis, cause, examples and real-life examples of combination reaction.

Table of Content

  • What is a Combination Reaction?
  • Cause of Combination Reaction
  • Example of Combination Reactions
  • Properties of Combination Reaction
  • Types of Combination Reactions
  • Real-Life Examples of Combination Reaction

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