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Question

What type of bond formation takes place between
(a) a metal and a non-metal and
(b) two non-metals?


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Solution

1.Ionic bond: A bond formed by the transfer of electrons from one atom to another is called an ionic bond.

2.Covalent bond: A bond that is formed by the sharing of electrons between two atoms by the equal contribution is called a covalent bond.

3.Ionic bond is formed by the transfer of electrons occurs from an electropositive element which is a metal to an electronegative element which is a non-metal.

Ex: Sodium carbonate(Na2CO3)

4. Covalent bond is formed by the sharing of electrons between two equal electronegative elements which are non-metals.

Ex: Chlorine molecule(Cl2)


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