Question

properties of chemical Reaction​

Answer 1

Explanation:

Common Chemical Changes

Change in Color

. A change in color is also another characteristic of a chemical reaction taking place. ...

Noticeable Odor.

When two or more compounds or elements are mixed and a scent or odor is present, a chemical reaction has taken place. ...

Formation of a Precipitate. ...

Formation of Bubbles.

Answer 2

Chemical Reactions :

Properties :

• Change in colour
• The evolution of a gas
• Change in state
• Formation of a precipitate.

Extra Information

A chemical reaction has two parts :

• Reactants
• Products

In a chemical reaction, a reactant is a substance that changes to another substance , called a product.

Example -

• Hydrogen peroxide $\overrightarrow{manganese \: dioxide}$ water + oxygen

=> Manganese dioxide is the catalyst.

#answerwithquality #BAL