Chemical Bonding and Molecular Structure

Bonding-Valence Bond Approach of Crystal Field Theory

Introduction  One of the theories of quantum mechanics that can explain the bonding between different atoms is termed Valence Bond Theory. The theory was proposed by Heitler and London in which the unpaired electrons of other atoms combined to fill an empty orbital. The bonds thus formed were categorized as sigma and pi bonds. The […]

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Length

Bond length is an important topic that comes under bond parameters. The covalent bonds are differentiated based on several bond parameters, including bond angle, bond order, bond length, and bond energy, also known as the Bond Enthalpy. In this article, we will discuss the bond length in detail. Before studying the bond length, let’s quickly

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Enthalpy in Chemical Bonding

In chemistry, a chemical bond is a strong interaction that exists between two or more atoms. The bond holds the atoms together and gives them a strong enough attraction to each other to allow them to be separated. This separation is also known as diffusion, and the atoms can then be moved around or changed

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Enthalpy

Bond enthalpy describes the amount of energy stored in a bond between atoms in a molecule (also known as bond-dissociation enthalpy, or bond strength). Anionic or homolytic bonds can be cleaved with the energy required through homolytic or symmetrical cleavage in the gas phase. When a bond is broken through homolytic or symmetrical cleavage, every

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Energy or Bond Dissociation Energy

Atoms require more energy to stand on their own than when in a bond. So, they bond together to form compounds. Bonded atoms require less energy than single atoms. Energy is released when a bond is made, and energy is utilised to break a bond. Thus, when a chemical reaction takes place, numerous molecular bonds

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Energy

Bond dissociation energy is commonly referred to as bond energy. It is usually interpreted positively since it refers to the amount of energy required rather than the amount of energy released. It is the energy of one mole of a specific bond type, not one mole of the material. Bond energy refers to the bond

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Dissociation Enthalpy

It is possible to define bond dissociation enthalpy as the standard change in enthalpy that occurs when a bond is cleaved via homolytic fission. The radicals that are formed as a result of the homolysis of the bond are the most common. Bond Dissociation Enthalpy The bond dissociation enthalpy of a chemical bond between two

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Bond Characteristics

Chemical bonding is the attraction between atoms that results in a chemical bond. The bond between two atoms causes a molecule to be a substance, i.e., without a chemical bond, a molecule would not be a substance. A chemical bond is a strong interaction between two or more atoms. The bond holds the atoms together

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Anomalous Behaviour of Carbon

Carbon is one of the most commonly found elements on Earth. It makes for about 0.02 per cent of Earth’s crust and can be found in various compounds throughout the world. Carbon is unique because it has several anomalies in physical and chemical properties.  Its unusual size, high ionisation energy, and other such structural anomalies

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory

Angular Shape of Molecules

Introduction Shapes of molecules are an important aspect when we study molecules in chemistry. Studying shapes and geometry gives us an insight into bonding, steric hindrance, bond angle, and bond strength. All these factors can be easily predicted correctly by studying the shapes and structures of the molecules. The angular shape in molecules are common

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Chemical Bonding and Molecular Structure, Chemistry, Class 11, IIT JEE, Molecular orbital theory