What is perodic table, who gave modern perodic table with any5 important points about the perodic table ?

Answer 1

cambrain hall is a very strange School Subject. I believe the Periodic Table is used in CHEMISTRY or SCIENCE. We have no tutors who teach "cambrain hall".

For information about the Periodic Table, read here:

http://en.wikipedia.org/wiki/Periodic_table

http://www.livescience.com/25300-periodic-table.html