This was one my favorite during my 10th Standard. Use to memorize the entire stuff from T2B. Later it got diminished as the years passed by. I could still recollect how we wasted the salts, strong acids, weak acids in the Chemistry Lab without the knowledge of the Lab Assistants. The periodic table has been extended, with the announcement of the confirmation of the yet to be named element 117. In 2010 a US Russian collaboration announced they had produced …