An element, B (at no. 7) combines with another element, l(at no. 9' to form some compounds. Identify the compounds which are formed from the above elements indicating the nature of chemical bonds explain the formation using electron dot structure.
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(a) A chemical bond may be defined as the force of attraction between any two atoms, in a molecule, to maintain stability.
(b) The chemical bond formed between two atoms by transfer of one or more electrons from the atom of a metallic electropositive element to an atom of a non-metallic electronegative element is called as electrovalent bond.
(c) The chemical bond formed due to mutual sharing of electrons between the given pairs of atoms of non-metallic elements is called as a covalent bond.
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