All da elecTrons were having parTY suddenly proTons aTTacked ThemA herO came & saved da eLecTrons.TheY asKed hero "who r u?"he said "Bond .....Covalent bond"
Sheikh Sb on death bed: Pinky,my wife, r u there?Wife: Yes i m.Sheikh Sb: Kids r u there?Kids: Yes papa v r here.Sheikh Sb:To ullu k patho dukan pe kon hai?