Periodic table

• The periodic table is a table that lists all the known elements
• The horizontal rows on the periodic table are called periods.
• The vertical rows on the periodic table are called groups.
• There are 118 elements on the periodic table.
• the 1st element in the periodic table

  Hydrogen
• The 2nd element in the periodic table


  Helium
• The 3rd element in the periodic table

  Lithium
• The 4th element in the periodic table

  Beryllium
• The 5th element in the periodic table

  Boron
• 6th element in the periodic table

  Carbon
• 7th element in the periodic table

  Nitrogen
• 8th element in the periodic table

  oxygen
• 9th element in the periodic table

  Fluorine
• 10th element in the periodic table

  Neon
• 11th element in the periodic table

  Sodium
• 12th element in the periodic table

  magnesium
• 13th element in the periodic table

  Aluminum
• 14th element in the periodic table

  Silicon
• 15th element in the periodic table

  Phosphorus
• 16th element of the periodic table

  Sulfur
• 17th element of the periodic table

  Chlorine
• 18th element of the periodic table

  Argon
• 19th element of the periodic table 


  Potassium
• 20th element of the periodic table

  Calcium