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What is a covalent bond?
A covalent bond is a chemical link between two atoms or ions where the electron pairs are shared between them. A covalent bond may also be termed a molecular bond. … Covalent bonds form between two nonmetal atoms with identical or relatively close electronegativity values.
Which electrons are shared by two atoms in a covalent bond?
E. protons and neutrons are shared by two atoms so as to satisfy the requirements of both atoms. A covalent chemical bond is one in which: C. outer-shell electrons of two atoms are shared as to satisfactorily fill their respective orbitals.
Which type of covalent bond is formed when two atoms combine?
This type of covalent bond is formed whenever there is an equal share of electrons between atoms. The electronegativity difference between two atoms is zero. It occurs wherever the combining atoms have similar electron affinity (diatomic elements). Example, Nonpolar Covalent Bond is found in gas molecules like Hydrogen gas, Nitrogen gas, etc.
Does covalent bonding result in the formation of new electrons?
Covalent bonding does not result in the formation of new electrons. The bond only pairs them. They are very powerful chemical bonds that exist between atoms. A covalent bond normally contains the energy of about ~80 kilocalories per mole (kcal/mol).