a person who studies chemicals and see how they react

a person who works with elements and studies how they react with each other

a scientist A scientist is a person who is expert in an area of science and who uses scientific methods in research

a scientist involved in research and development or production

a scientist who experiments with liquids, solids, and gases

A scientist who studies matter.

A scientist specializing in the structure and properties of matter, especially of atomic and molecular systems.

one who studies the make ups and properties of substances and investigates how substances react with one another.

A chemist is a scientist trained in the science of chemistry. Chemists study the composition of matter and its small-scale properties such as density and acidity instead of large-scale properties like size and shape. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms.