Chemical Elements In Group 1

1HHydrogen1.008Period: 1Melting Point: -259Boling Point: -253 Vanderwaals Radius: 120Ionization Energy: 0.09Ionization Energy: 13,5984Electrone Gativity: 2,2Covalenz Radius: 30Discovery Year: 1776Earth Crust: 0,14Human Body: 10Inventor: Ramsay, Sir William & Strutt, John
1
3LiLithium6.94Period: 2Melting Point: 180Boling Point: 1347 Ionization Energy: 5,3917Electrone Gativity: 0,98Covalenz Radius: 123Discovery Year: 1817Human Body: minimum tracesInventor: Ramsay, Sir William & Strutt, John
21
11NaSodium22.990Period: 3Melting Point: 98Boling Point: 883 Vanderwaals Radius: 231Ionization Energy: 5,1391Electrone Gativity: 0,93Covalenz Radius: 157Discovery Year: 1807Earth Crust: 2,75Human Body: 0,15Inventor: Ramsay, Sir William & Strutt, John
281
19KPotassium39.098Period: 4Melting Point: 64Boling Point: 774 Vanderwaals Radius: 231Ionization Energy: 4,3407Electrone Gativity: 1Covalenz Radius: 203Discovery Year: 1808Earth Crust: 2,58Human Body: 0,35Inventor: Ramsay, Sir William & Strutt, John
2881
37RbRubidium85.468Period: 5Melting Point: 39Boling Point: 688 Vanderwaals Radius: 244Ionization Energy: 4,1771Covalenz Radius: 216Discovery Year: 1861Inventor: Ramsay, Sir William & Strutt, John
281881
55CsCaesium132.91Period: 6Melting Point: 29Boling Point: 678 Vanderwaals Radius: 262Ionization Energy: 3,8939Electrone Gativity: 2,66Covalenz Radius: 235Discovery Year: 1860Inventor: Ramsay, Sir William & Strutt, John
28181881
87FrFrancium(223)Period: 7Melting Point: 27Boling Point: 677 Ionization Energy: 4,0727Electrone Gativity: 2,2Discovery Year: 1939Inventor: Ramsay, Sir William & Strutt, John
2818321881

Heat change





Note

Melting point
Boiling point