The up arrow being directed towards the top means that the compound or any gas that has been formed is "escaped" or "liberated" during a chemical reaction where as down arrow means that the compounds which is formed being insoluble is settled down , which we call in chemistry as "precipitates" outGet free icons of Up and down arrows in iOS, Material, Windows and other design styles for web, mobile, and graphic design projects The free images are pixel perfect to fit your design and available in both png and vector Download icons in all formats or edit them for your designsView Full Answer Up arrow indicates that a gas has evolved in the reaction n down indicates formation of a
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