Chemical Equation Posted on 5th November 201520th July 2021 by ThePD (The Project Definition) Chemical Equation is the symbolic representation of a chemical reaction that includes the reactants, products, and direction of the reaction. Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Science and tagged chemistry. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.