valency

Meanings

• Noun

  The capacity of a chemical substance to combine with other substances, especially as measured by the number of atoms, ions, or molecules it can react with and form chemical bonds.

  - "The valency of hydrogen is one."
  - "The valency of oxygen is two."

• Noun

  In chemistry, the power of an element or radical to form a chemical bond.

  - "The valency of nitrogen is three."
  - "The valency of chlorine is one."

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Synonyms

degree , valence

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Variants

List of all variants of valency that leads to same result
valence , valences , Valence , valence band , valence bands , valence electron , valence electrons

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Etymology

origin and the way in which meanings have changed throughout history.

From Latin valentia, from valere ‘be strong’.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. Valency was first proposed by Dmitri Mendeleev when he developed the periodic table of elements.

2. Valency is a key concept in understanding the behavior of ions in electrolytes.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Oxidation state: Oxidation state is a measure of the charge that an atom bears in a molecule or chemical compound. It is related to valency through the principle of octet rule, which states that most stable elements have eight electrons in their outermost energy level.

2. Coordination number: The coordination number of a central atom in a coordination complex is the number of ligands bonded to that atom. Valency plays a role in determining the coordination number.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

Valency is a fundamental concept in chemistry, particularly in understanding the behavior of elements and their compounds.

How to Memorize "valency"

1. visualize
   

   - Visualize a chemical bond as a connection between two atoms. Valency represents the number of connections each atom can make.

2. associate
   

   - Associate valency with the number of connections an atom can make in a chemical bond.

3. mnemonics
   

   - Use the mnemonic ‘Valentine’s Day’ to remember that valency is about the number of connections in a chemical bond.

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