Chemistry
Define each of the following terms -
(a) electrovalent bond
(b) electrovalent compound
(c) covalent bond
(d) covalent compound
with suitable examples wherever required.
Chemical Bonding
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Answer
(a) The chemical bond formed between the two atoms by transfer of one or more electrons from the atom of a metallic element to an atom of a non-metallic element is called an electrovalent bond.
(b) The chemical compound formed as a result of transfer of one or more electrons from the atom of a metallic element to an atom of a non-metallic element is called an electrovalent compound. e.g., NaCl, CaO
(c) The chemical bond formed due to mutual sharing of electrons between the given pairs of atoms of non-metallic elements is called a covalent bond.
(d) The chemical compound formed due to mutual sharing of electrons between the given pair of non-metallic elements is called a covalent compound. e.g., Chlorine molecule, Oxygen molecule.
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