Hydrogen

• Name: Hydrogen 
  
• Symbol: H 
  
• Atomic Number: 1 
  
• Atomic Mass: 1.00794 amu 
  
• Melting Point: -259.14 °C (14.009985 K, -434.45203 °F) 
  
• Boiling Point: -252.87 °C (20.280005 K, -423.166 °F) 
  
• Number of Protons/Electrons: 1 
  
• Number of Neutrons: 0 
  
• Classification: Non-metal 
  
• Crystal Structure: Hexagonal 
  
• Density @ 293 K: 0.08988 g/cm³ 
  
• Color: colorless