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"
I met money one day. I said, ''''You are just a piece of paper.''''
Money smiled and said, ''''Of course I''m a piece of paper, but I haven''t seen a dustbin yet, in my life'''' ;->