molecule
A molecule is the smallest unit of a chemical substance that can exist independently while retaining its chemical properties. It consists of two or more atoms held together by chemical bonds.
Exemplos
3 de 5A single water molecule consists of two hydrogen atoms and one oxygen atom.
One tiny unit of water is made of two hydrogens and one oxygen.
The researchers are studying how the molecule reacts under high pressure.
The scientists are examining the reaction of the chemical unit in high-pressure conditions.
There isn't a molecule of truth in what he just said.
There is absolutely no truth at all in his statement.
Família de palavras
Dica de memorização
Think of 'Mole' (the small animal) and 'cule' (sounds like 'cool'). It's a 'cool small' piece of matter. Also, 'molecular' rhymes with 'particular'.
Quiz rápido
The scientist explained that a _____ of water consists of two hydrogen atoms and one oxygen atom.
Correto!
A resposta correta é: molecule
Exemplos
A single water molecule consists of two hydrogen atoms and one oxygen atom.
everydayOne tiny unit of water is made of two hydrogens and one oxygen.
The researchers are studying how the molecule reacts under high pressure.
formalThe scientists are examining the reaction of the chemical unit in high-pressure conditions.
There isn't a molecule of truth in what he just said.
informalThere is absolutely no truth at all in his statement.
Organic molecules are the fundamental building blocks of all known life forms.
academicCarbon-based chemical units are the basic components of all life.
Our laboratory has patented a new molecule that could revolutionize skincare.
businessOur company has legally protected a new chemical compound for better skin products.
Família de palavras
Colocações comuns
Frases Comuns
at a molecular level
examining things at the scale of molecules
every molecule of one's being
with one's entire self or soul
not a molecule of
none at all; not a single bit
Frequentemente confundido com
An atom is the smallest unit of an element, while a molecule is a group of atoms bonded together.
A cell is the basic biological unit of life, which is much larger and contains trillions of molecules.
Notas de uso
Molecule is primarily a scientific term used in chemistry and physics. However, it is frequently used in common English as a hyperbolic way to say 'a very small amount' of something abstract, like 'truth' or 'common sense'.
Erros comuns
Learners often use 'molecule' when they mean 'atom'. Remember that a molecule is usually a combination of atoms (like H2 or H2O).
Dica de memorização
Think of 'Mole' (the small animal) and 'cule' (sounds like 'cool'). It's a 'cool small' piece of matter. Also, 'molecular' rhymes with 'particular'.
Origem da palavra
From the French word 'molécule', which comes from the Latin 'moles' (mass) combined with a diminutive suffix, literally meaning 'a small mass'.
Padrões gramaticais
Quiz rápido
The scientist explained that a _____ of water consists of two hydrogen atoms and one oxygen atom.
Correto!
A resposta correta é: molecule
Vocabulário relacionado
Chemistry is the branch of science that studies what things...
compoundDescribes something that is made of two or more separate par...
atomAn atom is the smallest possible part of a chemical element....
elementA fundamental part or characteristic that makes up a whole,...
bondTo develop a close connection or strong relationship with so...
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