EQUATION OF CHEMICAL REACTIONS What is a chemical reaction ?????? A substance is said to undergo chemical changes, if the substance is transformed into a new substance of different properties of the substance of origin. Chemical Change is also called Chemical Reaction. What happens when chemical reactions take place ??????? There are so many chemical reactions happening in the world. His example is rusted iron, apples are peeled off his skin and left for a while will be blackened and many more examples dialam. Chemical reactions also occur in laboratories. Where the chemical reactions occurring in the laboratory are characterized by several features, such as sediment formation, gas formation, color change, or heat change.Here's a video guide to make it easier to understand the equalization of chemical reactions. https://www.youtube.com/watch?v=0YiS2dgCeyE&feature=youtu.be
