化合物
A substance formed when two or more chemical elements are chemically bonded together. It is used primarily in scientific contexts to describe materials with a fixed ratio of components.
Exemplos
3 de 5水は、酸素と水素からなる化合物です。
Water is a compound consisting of oxygen and hydrogen.
本日は、新しい有機化合物の性質について説明いたします。
Today, I will explain the properties of a new organic compound.
これ、変な化合物が入ってないか心配だな。
I'm worried if this contains some weird compound.
Família de palavras
Dica de memorização
Break it down: 化 (change/transform) + 合 (combine) + 物 (thing). It's a thing made of elements that combined and transformed into something new.
Quiz rápido
二つ以上の元素が結合してできた物質を___と呼びます。
Correto!
A resposta correta é: 化合物
Exemplos
水は、酸素と水素からなる化合物です。
everydayWater is a compound consisting of oxygen and hydrogen.
本日は、新しい有機化合物の性質について説明いたします。
formalToday, I will explain the properties of a new organic compound.
これ、変な化合物が入ってないか心配だな。
informalI'm worried if this contains some weird compound.
研究室で未知の化合物を分析している。
academicI am analyzing an unknown compound in the laboratory.
当社は、特殊な化合物を用いた新素材を販売しています。
businessOur company sells new materials using special compounds.
Família de palavras
Colocações comuns
Frases Comuns
天然化合物
natural compound
合成化合物
synthetic compound
含窒素化合物
nitrogen-containing compound
Frequentemente confundido com
A mixture (混合物) is physically blended without chemical bonds, whereas a compound (化合物) is chemically bonded.
Chemical substance is a broad term for any matter, while compound refers specifically to substances with multiple elements.
Notas de uso
The word is almost exclusively used in scientific, industrial, or medical contexts. In daily life, people often use '薬' (medicine) or '成分' (ingredient) instead.
Erros comuns
Learners often use this word for physical mixtures like salad or alloys, where '混合物' or '合金' would be more appropriate.
Dica de memorização
Break it down: 化 (change/transform) + 合 (combine) + 物 (thing). It's a thing made of elements that combined and transformed into something new.
Origem da palavra
Composed of Kanji roots: 化 (ka - to change), 合 (gō - to join/fit), and 物 (butsu - matter/object).
Padrões gramaticais
Quiz rápido
二つ以上の元素が結合してできた物質を___と呼びます。
Correto!
A resposta correta é: 化合物
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