Miscellaneous Symbols is a Unicode block (U+2600âU+26FF) containing glyphs representing concepts from a variety of categories, astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.iscellaneous Symbols is a Unicode block (U+2600âU+26FF) containing glyphs representing concepts from a variety of categories, astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.
reactant. 1  a person or thing that reacts. 2  Also called interactant. Chemistry. any substance that undergoes a chemical change in a given reaction.
Reactants vs Products. A reaction is a process of converting a set of substances into another set of substances. The substances at the beginning are known as reactants, and the substances after the reaction are known as products.roducts. Products are the new substances formed after a reaction. They are formed by the reaction between reactants, and they have different characteristics than reactants. Products may have a lower energy or higher energy than the reactants.