Chemical reactions make new chemicals. Atoms are rearranged during a chemical reaction, but the number of atoms does not change. Evidence of chemical reactions includes a large temperature change ...

Iron oxide, aluminum, and a catalyst are placed in a flowerpot. The reaction is extremely exothermic resulting in molten iron and aluminum dripping into sand below the flowerpot. The demonstration ...

Transition metals have long been used as catalysts to activate small molecules and turn them into valuable products. However, ...

In contrast to conventional organic synthesis, mechanochemistry does not use solvents that eventually become industrial ...