first 25 elements of the periodic table

Magnesium

Atomic Number: 12 Symbol: Mg Alkaline earth metal

Aluminium

Atomic Number: 13 Symbol: Al Other metals

Silicon

Atomic Number: 14 Symbol: Si Nonmetal

Phosphorus

Atomic Number: 15 Symbol: P Nonmetal

Sulfer

Atomic Number: 16 Symbol: S Nonmetal

Chlorine

Atomic Number: 17 Symbol: Cl Nonmetal and Gas

Argon

Atomic Number: 18 Symbol: Ar Alkali metal

Potassium

Atomic Number: 19 Symbol: K Alkali metal

Helium

Atomic Number: 2 Symbol: He Noble gas

Calcium

Atomic Number: 20 Symbol: Ca Alkaline earth metal

Scandium

Atomic Number: 21 Symbol: Sc Transition metal

Titanium

Atomic Number: 22 Symbol: Ti Transition metal

Vanadium

Atomic Number: 23 Symbol: V Transition metal

Chronium

Atomic Number: 24 Symbol: Cr Transition metal

Manganese

Atomic Number: 25 Symbol: Mn Transition metal

Lithium

Atomic Number: 3 Symbol: Li Alkali Metal

Boron

Atomic Number: 5 Symbol: B Nonmetal

Hydrogen

Atomic Number: 1 Symbol: H Gas

Neon

Atomic Number: 10 Symbol: Ne Noble gas

Sodium

Atomic Number: 11 Symbol: Na Alkali metal

Beryllium

Atomic Number: 5 Symbol: Be Alkaline earth metal

Carbon

Atomic Number: 6 Symbol: C Nonmetal

Nitrogen

Atomic Number: 7 Symbol: N Nonmetal and Gas

Oxygen

Atomic Number: 8 Symbol: O Nonmetal and Gas

Fluorine

Atomic Number: 9 Symbol: F Nonmetal and Gas