Ball-and-stick model of an alcohol molecule (R 3 COH).The red and white balls represent the hydroxyl group (−OH).The three "R"s stand for carbon substituents or hydrogen atoms. [1]In chemistry, an alcohol (from Arabic al-kuḥl ' the kohl '), [2] is a type of organic compound that carries at least one hydroxyl (−OH) functional group bound to a saturated carbon atom.

2024年6月28日 · Key facts. Alcohol or alcoholic beverages contain ethanol, a psychoactive and toxic substance that can cause dependence. Worldwide, around 2.6 million deaths were caused by alcohol consumption in 2019.

2025年3月28日 · Alcohol, any of a class of organic compounds with one or more hydroxyl groups attached to a carbon atom of an alkyl group. Alcohols may be considered as organic derivatives of water (H2O) in which a hydrogen atom has been replaced by an alkyl group. Examples include ethanol, methanol, and isopropyl alcohol.

Alcohol, sometimes referred to by the chemical name ethanol, is the active ingredient in alcoholic drinks such as beer, wine, and distilled spirits (hard liquor). [11] Alcohol is a central nervous system (CNS) depressant, decreasing electrical activity of neurons in the brain, [12] which causes the characteristic effects of alcohol intoxication ("drunkenness"). [13]

Alkohols (no arābu: الكحل‎‎, al kuhl — ‘smalks pulveris’, 'Antimons') [1] var būt: alkoholiskos dzērienos esošais etilspirts kopā ar tā piemaisījumiem (vispārpieņemtā nozīme); jebkurš spirts (novecojusi nozīme) — piemēram, metilspirtu agrāk dēvēja par metilalkoholu; sarunvalodā jebkurš etilspirtu saturošs ...

alcohol翻译：酒;酒精，乙醇。了解更多。

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Alkohole (allgemeine Formel: C n H 2n+2 O) sind chemische Verbindungen, die eine Hydroxygruppe verknüpft an einen Alkyl-, Alkenyl- oder Alkinylrest enthalten. Es gibt primäre, sekundäre und tertiäre, sowie einwertige und mehrwertige Alkohole.

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