Chemistry Vocabulary
atom
The smallest unit of a chemical element, consisting of a nucleus surrounded by electrons.
molecule
A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.
Glossary Reference
List of common words related to chemistry.
atom
The smallest unit of a chemical element, consisting of a nucleus surrounded by electrons.
molecule
A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.
compound
A thing that is made up of two or more separate elements; a mixture.
element
A fundamental or essential part of something.
reactant
A substance that undergoes a chemical reaction.
product
A substance or item that is produced or manufactured.
solution
A means of solving a problem or dealing with a difficult situation.
solvent
A substance, typically a liquid, that dissolves a solute, resulting in a solution.
solute
A substance that is dissolved in a solvent to form a solution.
chemical reaction
A process in which substances (reactants) undergo a transformation to form new substances (products) through chemical changes.
bond
A strong connection or relationship between people or things.
ion
An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.
valence
A term in chemistry that refers to the combining capacity of an element, particularly in how it can bond with other elements.
catalyst
A substance that increases the rate of a chemical reaction without itself undergoing any permanent change.
ph
A digraph used in English and several other languages, representing the sound /f/ or /ʌf/ as in 'phone' or 'philosophy'.
mixture
A combination of different substances or elements.
equation
A mathematical statement that asserts the equality of two expressions.
isotope
An isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons in its nucleus.
acid
A substance that increases the hydrogen ion concentration in a solution; typically has a sour taste.
base
The underlying support or foundation for something.
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