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Acid is defined as a chemical species that donates hydrogen ions or protons and accepts electrons. Scientists classify acids as weak or strong. Mineral acids include such compounds...

Chemistry. a compound usually having a sour taste and capable of neutralizing alkalis and reddening blue litmus paper, containing hydrogen that can be replaced by a metal or an electropositive group to form a salt, or containing an atom that can accept a pair of electrons from a base. Acids are proton donors that yield hydronium ions in water solution, or electron-pair acceptors that combine with electron-pair donors or bases.
a substance with a sour taste.
something, as a remark or piece of writing, that is sharp, sour, or ill-natured: His criticism was pure acid.
Slang. LSD.
sharp or biting to the taste; tasting like vinegar; sour: acid fruits.
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Source: Dictionary.com
acid | Define acid at Dictionary.com
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Main article: Acid–base reaction. Modern definitions are concerned with the fundamental chemical reactions common ...

Sulfuric acid can donate two protons or hydrogen ions in an aqueous solution. While these definitions don't contradict each other, they do vary in how inclusive they are. Antoine Lavoisier , Humphry Davy, and Justus Liebig also made observations regarding acids and b... More »
By Anne Marie Helmenstine, Ph.D., About.com Guide

Acid | Definition of acid by Merriam-Webster


Define acid: of, relating to, or having the qualities of an acid—usage, synonyms, more.

Definitions of Acids and Bases, and the Role of Water


Properties of Acids and Bases According to Boyle, The Arrhenius Definition of Acids and Bases, The Role of H and OH Ions In the Chemistry of Aqueous ...

Acid - definition of acid by The Free Dictionary


a. Any of a class of substances whose aqueous solutions are characterized by a sour taste, the ability to turn blue litmus red, and the ability to react with bases ...

What is Acid in Chemistry? - Definition & Overview | Study.com


Acids are chemical agents that release hydrogen ions when added to water. Their chemistry makes them one of the most important classes of molecules in ...

Acid - Definition & Examples in Chemistry - About.com


Acid Definition. 2. 10 Facts About Acids and Bases. 3. Acids and Bases Definitions. 4. Acids and Bases Lesson Plan. 5. Teach Yourself Chemistry. About. com ...

Lysergic acid diethylamide
Lysergic acid diethylamide (/daɪ eθəl ˈæmaɪd/ or /æmɪd/ or /eɪmaɪd/), abbreviated LSD or LSD-25, also known as lysergide (INN) and colloquially as acid, ... More »
Popular Q&A
Q: Definition of acid?
A: The English word 'acid' has several senses: 1: having the characteristics of an acid; 2: any of various water-soluble compounds having a sour taste and capable ... Read More »
Source: wiki.answers.com
Q: Definition of acids?
A: It has a sour taste like lemon juice or orange juice. If you pour a base on an acid it will dissolve it. So acids are just like another type of chemical used to... Read More »
Source: wiki.answers.com
Q: What are 3 definitions for acids?
A: Any of a class of substances whose aqueous solutions are characterized by a sour tas... Read More »
Source: www.chacha.com
Q: What is the definition of acid rain?
A: Scientifically speaking, noun | rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) ... Read More »
Source: www.chacha.com
Q: Definition of acidic.
A: acidic: being or containing an acid; being sour to the taste. report this answer. Updated on Wednesday, February 01 2012 at 07:06PM EST. Source: wordnetweb.prin... Read More »
Source: www.kgbanswers.com