Question

WHAT IS THE CHEMICAL reaction? What are its types

Answer 1

Explanation:

When one or ore reactants combine chemically to form a single product the called a chemical reaction.

There are five basic types of chemical reactions :

1. combination
2. Decomposition
3. Single-replacement
4. Double-replacement
5. Combustion.

Answer 2

$\huge{\blue{\underline{\purple{\mathbb{Chemical Reaction}}}}}$

chemical reaction of the process in which new substance is with new properties are formed .

chemical reactions involve chemical changes.

• characteristics of chemical reactions

1. evolution of a gas
2. formation of a precipitate.
3. change in colour
4. change in temperature and changing state.

•types of chemical reactions

1. combination reaction: reaction in which two or more substances combine to form a single substance.
2. decomposition reaction: reaction reaction in which compounds what's up into two or more simpler substance.
3. displacement reaction; reactionreaction in which one element takes place the place of another element in a compound.
4. double displacement reaction: dusre reaction in which two compounds react when exchange of ions to form two new compounds.
5. oxidation and reduction reactions.

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