PERIODIC TABLE

PERIODIC TABLE FACTS

• The rows going across periodic table are called periods.
• The rows going up are called the groups.
• There are over 100 elements on the periodic tables.

WHO INVENTED THE PERIODIC TABLE

• Dmitri Ivanovich Mendeleev was born on the 8 February 1834 – 2 February 1907 .Dmitri Ivanovich Mendeleevwas was a Russian chemist and inventor. He formulated the Periodic Law, created his own version of the periodic table of elements, and used it to correct the properties of some already discovered elements and also to predict the properties of eight elements yet to be discovered.

PERIODIC CATEGORIES

• The different types of categories are:
• Metals
• Non metals
• Alkali metals
• Alkali earth metals
• Transition metals
• Lanthanides
• Actinoids
• Metalloids
• Halogens
• Nobel gases