The Periodic Table of Elements Ms. Williams 7th Grade Science Allen Middle School Dmitri Mendeleev (1834-1907) Russian Chemist Published the first version of the period table…
The Periodic Table Group 1 Alkali Metals Group 2 Alkaline Earth Metals Groups 3-12 Transition Metals Group 13 Boron Group Group 14 Carbon Group Group 15 Nitrogen Group Group…
The Periodic Table Group 1 Alkali Metals Group 2 Alkaline Earth Metals Groups 3-12 Transition Metals Group 13 Boron Group Group 14 Carbon Group Group 15 Nitrogen Group Group…