Periodic Table Of The Elements: 20-40

Zirconium

Symbol: Zr Atomic Mass: 91.22 Atomic Number: 40

Arsenic

Symbol: As Atomic Mass: 74.92 Atomic Number: 33

Bromine

Symbol: Br Atomic Mass: 79.90 Atomic Number: 35

Calcium

Symbol: Ca Atomic Mass: 40.08 Atomic Number: 20

Cobalt

Symbol: Co Atomic Mass: 58.93 Atomic Number: 27

Chromium

Symbol: Cr Atomic Mass: 52.00 Atomic Number: 24

Copper

Symbol: Cu Atomic Mass: 63.55 Atomic Number: 29

Iron

Symbol: Fe Atomic Mass: 55.85 Atomic Number: 26

Gallium

Symbol: Ga Atomic Mass: 69.72 Atomic Number: 31

Germanium

Symbol: Ge Atomic Mass: 72.61 Atomic Number: 32

Krypton

Symbol: Kr Atomic Mass: 83.80 Atomic Number: 36

Manganese

Symbol: Mn Atomic Mass: 54.94 Atomic Number: 25

Nickel

Symbol: Ni Atomic Mass: 58.69 Atomic Number: 28

Rubidium

Symbol: Rb Atomic Mass: 85.47 Atomic Number: 37

Scandium

Symbol: Sc Atomic Mass: 44.96 Atomic Number: 21

Selenium

Symbol: Se Atomic Mass: 78.96 Atomic Number: 34

Strontium

Symbol: Sr Atomic Mass: Atomic Number: 38

Titanium

Symbol: Ti Atomic Mass: 47.87 Atomic Number: 22

Vanadium

Symbol: V Atomic Mass: 50.94 Atomic Number: 23

Yttrium

Symbol: Y Atomic Mass: 88.91 Atomic Number: 39

Zinc

Symbol: Zn Atomic Mass: 65.39 Atomic Number: 30