One of two or more compounds that have the exact same number and type of atoms but have very different geometric arrangements.
In a structural isomer, sometimes referred to as a constitutional isomer, two or more organic molecules have the same molecular formulae but distinct structures. Despite having the identical chemical formula, the two molecules below differ in where the methyl group is located, making them into distinct molecules.
Chemical reactions occur when one or more chemicals, known as reactants, are changed into one or more new compounds, known as products. Chemical components or compounds make up substances. The atoms that make up the reactants are rearranged in a chemical reaction to produce various products.
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