Alkali Metals
Name: Lithium
Symbol: Li
Atomic Number: 3
Atomic Mass: 6.9
Number of Protons/Electrons: 3
Number of Neutrons: 4
Classification: Alkali Metals
Discovery: 1817
Discoverer: Johann Arfvedson
Uses: batteries, ceramics, lubricants
Symbol: Li
Atomic Number: 3
Atomic Mass: 6.9
Number of Protons/Electrons: 3
Number of Neutrons: 4
Classification: Alkali Metals
Discovery: 1817
Discoverer: Johann Arfvedson
Uses: batteries, ceramics, lubricants
Name: Sodium
Symbol: Na
Atomic Number: 11
Atomic Mass: 22.9
Number of Protons/Electrons: 11
Number of Neutrons: 12
Classification: Alkali Metals
Discovery: 1807
Discoverer: Sir Humphrey Davy
Uses: medicine, agriculture
Symbol: Na
Atomic Number: 11
Atomic Mass: 22.9
Number of Protons/Electrons: 11
Number of Neutrons: 12
Classification: Alkali Metals
Discovery: 1807
Discoverer: Sir Humphrey Davy
Uses: medicine, agriculture
Name: Potassium
Symbol: K
Atomic Number: 19
Atomic Mass: 39.0
Number of Protons/Electrons: 19
Number of Neutrons: 20
Classification: Alkali Metals
Discovery: 1807
Discoverer: Sir Humphrey Davy
Uses: glass, soap
Symbol: K
Atomic Number: 19
Atomic Mass: 39.0
Number of Protons/Electrons: 19
Number of Neutrons: 20
Classification: Alkali Metals
Discovery: 1807
Discoverer: Sir Humphrey Davy
Uses: glass, soap
Name: Rubidium
Symbol: Rb
Atomic Number: 37
Atomic Mass: 85.4
Number of Protons/Electrons: 37
Number of Neutrons: 48
Classification: Alkali Metals
Date of Discovery: 1861
Discoverer: R. Bunsen
Uses: catalyst, photocells
Symbol: Rb
Atomic Number: 37
Atomic Mass: 85.4
Number of Protons/Electrons: 37
Number of Neutrons: 48
Classification: Alkali Metals
Date of Discovery: 1861
Discoverer: R. Bunsen
Uses: catalyst, photocells
Name: Cesium
Symbol: Cs
Atomic Number: 55
Atomic Mass: 132.9
Number of Protons/Electrons: 55
Number of Neutrons: 78
Classification: Alkali Metals
Date of Discovery: 1860
Discoverer: Fustov Kirchoff
Uses: removes air traces in vacuum tubes
Symbol: Cs
Atomic Number: 55
Atomic Mass: 132.9
Number of Protons/Electrons: 55
Number of Neutrons: 78
Classification: Alkali Metals
Date of Discovery: 1860
Discoverer: Fustov Kirchoff
Uses: removes air traces in vacuum tubes
Name: Francium
Symbol: Fr
Atomic Number: 87
Atomic Mass:223.0
Number of Protons/Electrons: 87
Number of Neutrons: 136
Classification: Alkali Metals
Discovery: 1939
Discoverer: Marguerite Derey
Uses: Non
Symbol: Fr
Atomic Number: 87
Atomic Mass:223.0
Number of Protons/Electrons: 87
Number of Neutrons: 136
Classification: Alkali Metals
Discovery: 1939
Discoverer: Marguerite Derey
Uses: Non