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Chemistry Ionic Bond

What is Ionic Bond?

An ionic bond is a to another, creating two oppositely charged ions. The positive ion is called a cation, while the negative ion is called an anion.

Formation of Ionic Bonds

Ionic bonds are formed when there is a large difference in electronegativity between two . This creates two oppositely charged ions.

For example, when sodium (Na) and chlorine (Cl) atoms come into contact, the chlorine atom pulls electrons away from the sodium atom. This creates a sodium cation $\ce{(Na+)}$ and a chloride anion $\ce{(Cl^-)}$. The sodium cation and chloride anion are then attracted to each other by their opposite charges, forming an ionic bond.

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Chemistry Chemical Bonding

What is a Chemical Bond?

A chemical bond is a force that holds together to form molecules or crystals. It is the result of the electrostatic attraction between positively charged nuclei and negatively charged electrons. The strength of a chemical bond depends on the number of electrons involved in the bond and the distance between the nuclei.

Types of Chemical Bonds

There are three main types of chemical bonds:

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Chemistry Covalent Bond

Reasons for Covalent Bonding

Covalent bonding occurs when two or more are held together by the shared electrons.

There are a number of reasons why atoms form covalent bonds, including:

  • To achieve a more stable electron configuration. When can fill their outer electron shells and become more stable.
  • To reduce the energy of the molecule. When more stable.
  • To increase the strength of the bond. Covalent bonds are stronger than ionic bonds because the shared electrons are held more tightly between the atoms. This is because the shared electrons are attracted to both atoms, while in an ionic bond, the electrons are only attracted to one atom. The stronger attraction between the atoms in a covalent bond makes the bond stronger.
Factors Affecting Covalent Bond Formation

The following factors affect the formation of covalent bonds:

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