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Cation: meaning, definitions and examples

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cation

 

[ ˈkæt.aɪ.ən ]

Noun
Context #1 | Noun

chemistry terms

A cation is a positively charged ion that is formed when an atom or molecule loses one or more electrons. This process results in an imbalance between the number of protons and electrons, leading to a net positive charge. Cations play a crucial role in various chemical reactions, particularly in ionic compounds, where they typically bond with anions, which are negatively charged ions. They are essential in processes such as electrolysis and are commonly found in all forms of matter, including liquids, solids, and gases.

Synonyms

charged particle, ionic species, positive ion

Examples of usage

  • Sodium cations are essential for nerve transmission.
  • In the presence of water, cations and anions dissociate.
  • Using cations in battery technology improves efficiency.

Translations

Translations of the word "cation" in other languages:

🇵🇹 cation

🇮🇳 कैशन

🇩🇪 Kation

🇮🇩 kation

🇺🇦 катіон

🇵🇱 kation

🇯🇵 カチオン

🇫🇷 cation

🇪🇸 catión

🇹🇷 katyon

🇰🇷 양이온

🇸🇦 كاتيون

🇨🇿 kation

🇸🇰 kation

🇨🇳 阳离子

🇸🇮 kation

🇮🇸 katjón

🇰🇿 катон

🇬🇪 კატიონი

🇦🇿 kation

🇲🇽 catión

Etymology

The term 'cation' originates from the late 19th century, derived from the Greek word 'katia' which means 'down' and the suffix 'ion', which implies movement. This term was coined to describe ions that move towards the cathode in an electrochemical cell during the process of electrolysis. The concept emerged as a crucial part of chemistry, especially in understanding the behavior of ions in different chemical environments. Over time, the usage of 'cation' expanded to not only refer to positive ions in solutions but also their roles in various scientific disciplines such as biochemistry and environmental science, highlighting their importance in biological processes and their impact on ecological systems.

Word Frequency Rank

Position #8,934 indicates this is an advanced-level word. While not essential for basic communication, it will enhance your ability to understand and create more nuanced content.