Question

what is reaction ? how many types of reaction are there ? ​

Answer 1

Answer:

five

The five basic types of chemical reactions are combination, decomposition, single-replacement, double-replacement, and combustion. Analyzing the reactants and products of a given reaction will allow you to place it into one of these categories. Some reactions will fit into more than one category.

Answer 2

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A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another.[1] Classically, chemical reactions encompass changes that only involve the positions of electrons in the forming and breaking of chemical bonds between atoms, with no change to the nuclei (no change to the elements present), and can often be described by a chemical equation.

Different Types of Chemical Reactions

The 5 primary types of chemical reactions are:

• Combination reaction
• Decomposition reaction
• Displacement reaction
• Double Displacement reaction
• Precipitation Reaction

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