Covalent character in ionic bond
In ionic bond the positive ion pulls the electron density of the anion towards itself and brings about polarisation of the anion. This causes the development of some covalent character in ionic bond..
Bonding in Carbon - The Covalent Bond
. In the previous chapter one has observed the formation of a chemical bond by the transfer of electrons called the ionic bond. Atoms also acquire the stable noble gas configuration of having eight electrons in the outermost shell (called the octect rule) by mutual sha..
Polar covalent bond
The bond between two unlike atoms, which differ in their affinities for electrons is said to be a polar covalent bond. When a covalent bond is formed between two atoms of different elements, the bonding pair of electrons will lie more tow..
Triple covalent bond
Bond formed due to the sharing of three electron pairs is called a triple covalent bond or simply a triple bond. Three small horizontal lines between the two atoms denote a triple bond e.g., N N, and H-C C-H (acetylene..
Bond formed due to the sharing of three electron pairs is called a triple covalent bond or simply a triple bond. Three small horizontal lines between the two atoms denote a triple bond e.g., N N, and H-C C-H (acetylene..Double covalent bond
The bond formed between two atoms due to the sharing of two electron-pairs is called a double covalent bond or simply a double bond . It is denoted by two small horizontal lines (=) drawn between the two atoms, e.g., O = O, O = C = O et..
Factors Favouring the Formation of a Covalent Bond
High ionisation energy Elements that have higher ionisation energies cannot form ionic bonds, as they cannot lose electrons easily. Instead, they acquire stability by mutual sharing of electrons, and therefore form covalent bonds..
Bond Energy or Bond Enthalpy
Methane has four C-H bonds and the energy required to break all the four C-H bonds is 1663 kJ. Therefore the average C-H bond energy ..
Metallic Bond
The attractive force, which binds various metal atoms, is called metallic bond. The metallic bond is neither a covalent nor an ionic bond..
Mixed Bonding
Apart from coordinate covalent compounds, there are some compounds, which contain both ionic and covalent compounds. For example, sodium hydroxide In sodium hydroxide, there is an ionic bond between sodium ion Na + and hydroxide ion, OH - . There is..
Apart from coordinate covalent compounds, there are some compounds, which contain both ionic and covalent compounds. For example, sodium hydroxide In sodium hydroxide, there is an ionic bond between sodium ion Na + and hydroxide ion, OH - . There is..CHEMICAL BONDS
Covalent or metallic bonds, ionic bonds Chemical bonds between atoms in molecules such as H2, CH4, NH3, H2CCH2, N2, Cl2 Electrostatic attraction in salt crystals such as NaCl Inter-molecular forces in a solid and liquid Lewis dot structure..
Result
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