IONIC AND COVALENT COMPOUNDS

Ionic bond is formed between

• metal and metal

• metal and non-metal

• non-metal and non-metal

Metal atom .................. electron to form positive ion

• release

• receive

• share

Formation of ionic bond involves .................

• transfer of electrons

• sharing of electrons

Metal groups that involve in formation of ionic bonds include Group 1, Group 2 and Group ......

• 15

• 14

• 13

Covalent bonds are formed between ...............

• metal and metal

• metal and non-metal

• non-metal and non-metal

Covalent bonds are formed by ............................

• transfer of electron

• sharing of electron

There are ........ types of covalent bonds

• 1

• 2

• 3

In oxygen molecule, the two atoms share ......... pairs of electron

• 1

• 2

• 3

In chlorine molecule, the atoms share .............. pair of electron

• 1

• 2

• 3

In nitrogen molecule, the atoms share ............... pair of electrons

• 1

• 2

• 3