Question

prepare a list of the chemical changes that occur in your house and surroundings and discuss these in the class .

Answer 1

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Answer 2

List of changes that can be spotted in home and neighborhood are listed below,

• Rusting of iron: Rusting of iron pipes, doors, and so on is the most basic chemical change that one can spot out in their daily life. When iron molecules react with the oxygen molecules which forms the iron oxide that results in rust.

• Wood burning: When you find someone burning some wood then you are spotting a chemical change. Yes, when burning wood O2 in the air reacts in with the carbon produces smoke and ash and release energy in the form of heat and light. It is an irreversible reaction.

Apart, things like cooking an egg, Metabolism of food and milk going sour also undergoes some chemical change.