![]() ![]() Image Credits: - ameliaspinkĬhemical Change Involving The Mixing Of Two Or More SubstancesĬhemical changes can also involve the mixing of substances. It is often used in the making of coins, where a thin layer of metal is coated on the coins to make them more attractive. It can be used to break down water into hydrogen and oxygen.Įlectroplating is the process in which a substance is coated with a metal with a passage of an electric current. \(\small \)Įxamples of chemical changes involving electricity include electrolysis and electroplating.Įlectrolysis is the chemical decomposition of substances with the passage of an electric current. photosynthesis taking place in the chloroplastsĬhemical changes can be represented by word equations.respiration taking place in the mitochondria in the cells.Here are some examples of of chemical changes: During the process of a chemical change, energy, in the form of heat or light or both, may be taken in or given out. Image Credits: - victorserbanĬhemical changes are irreversible and involve the formation of new substances. change in physical state of matter, such as melting, boiling, evaporation, condensation, freezing.Here are some examples of physical changes: Physical changes are reversible and do not involve the formation of new substances. Describe the different types of chemical changes. ![]() Understand how chemical changes can be represented in word equations.Understand what physical changes and chemical changes are.In the article, the following are the objectives that will be discussed. ![]()
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