General Science

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Ionic bond exists due to the electrostatic force of attraction between positive and negative ions of different elements Covalent bond exits due to the electrostatic force of attraction between the atoms which share the electron pairs to form a covalent bond 2

Ionic bond is formed between a metal and a non-metal Covalent bond is formed between a non-metal and a non-metal 5

The ions so formed attract each other to form an ionic bond There are no ions formed in a covalent bond 4

Ionic bond is formed between two different elements Covalent bond is formed between two same or different atoms due to the sharing of electron pairs between these atoms 3

The compounds formed as a result of covalent bonding have lower melting and boiling points than ionic compounds 10

The compounds formed as a result of covalent bonding have low hardness except diamond , silicon carbide etc 9

The compounds formed as a result of covalent bonding have low electrical and thermal conductivities 8

Example of ionic bonding is as shown below Example of covalent bonding is as shown below : References Books Khurmi RS , Sedha RS (2005 , Materials Science , New Delhi : S Chand

The compounds formed as a result of ionic bonding have very low electrical and thermal conductivities

The compounds formed as a result of ionic bonding have high hardness due to their crystalline structure

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