The term “amphoteric” is commonly used in chemistry and refers to substances that can act as both acids and bases. In this article, we will explore the definition and meaning of amphoteric, its origin, associations, synonyms, antonyms, and example sentences.
Definitions
The word “amphoteric” is derived from the Greek words “amphi” meaning “both” and “teros” meaning “ending.” In chemistry, an amphoteric substance is one that can act as both an acid and a base. This means that it can donate or accept a proton depending on the conditions.
Origin
The term “amphoteric” was first used in the early 20th century by chemist Gilbert N. Lewis. He used the term to describe substances that could act as both acids and bases.
Meaning in different dictionaries
According to Merriam-Webster, amphoteric means “capable of reacting as either an acid or a base.” Oxford Languages defines it as “having the ability to act as both an acid and a base in a chemical reaction.”
Associations
Amphoteric substances are often found in nature, such as in minerals like aluminum oxide and zinc oxide. They are also commonly used in industrial processes, such as in the production of ceramics and semiconductors.
Synonyms
Some synonyms of amphoteric include:
- Amphiprotic.
- Dual acid-base.
- Ambipolar.
- Zwitterionic.
Antonyms
Antonyms of amphoteric include:
- Acidic.
- Basic.
- Nonreactive.
The same root words
Other words that share the same root words as amphoteric include:
- Amphibian.
- Amphitheater.
- Amphibious.
Example Sentences
Here are some example sentences using the word amphoteric:
- Aluminum oxide is an amphoteric substance that can react as both an acid and a base.
- The amphoteric nature of zinc oxide makes it useful in a variety of industrial applications.
- The chemist studied the amphoteric properties of the new compound.
- The mineral mica is amphoteric and can act as both an acid and a base in certain conditions.