Elements and Symbols- First 20 elements

Hydrogen

It has 1 proton, 0 neutron, and has 1 electron. It's chemical symbol is H. It's atomic number is 1. It's the first element in the Periodic Table.

Neon

It has 10 protons, 10 neutrons, and 10 electrons. It's chemical symbol is Ne. It's atomic number is 10. It's the 10th element in the Periodic Table.

Sodium

It has 11 protons, 12 neutrons, and 11 electrons. It's chemical symbol is Na. It's atomic number is 11. It's the 11th element in the Periodic Table.

Magenesium

It has 12 protons, 12 neutrons, and 12 electrons. It's chemical symbol is Mg. It's atomic number is 12. It's the 12th element in the Periodic Table.

Silicon

It has 14 protons, 14 neutrons, and 14 electrons. It's chemical symbol is Si. It's the 14th element in the Periodic Table.

Phosphorous

It has 15 protons, 16 neutrons, and 15 electrons. It's chemical symbol is P. It's the 15th element in the Periodic Table.

Sulfur

It has 16 protons, 16 neutrons, and 16 electrons. It's chemical symbol is S. It's the 16th element in the Periodic Table.

Chlorine

It has 17 protons, 18 neutrons, and 17 electrons. It's chemical symbol is Cl. It's the 17th element in the Periodic Table.

Argon

It has 18 protons, 22 neutrons, and 18 electrons. It's chemical symbol is Ar. It's the 18th element in the Periodic Table.

Potassium

It has 19 protons, 20 neutrons, and 19 electrons. It's chemical symbol is K. It's the 19th element in the Periodic Table.

Helium

It has 2 protons, 2 neutrons, and 2 electrons. It's chemical symbol is He. It's atomic number is 2. It's the second element in the Periodic Table.

Calcium

It has 20 protons, 20 neutrons, and 20 electrons. It's chemical symbol is Ca. It's the 20th element in the Periodic Table.

Beryllium

It has 4 protons, 5 neutrons, and 4 electrons. It's chemical symbol is Be. It's atomic number is 4. It's the fourth element in the Periodic Table.

Boron

It has 5 protons, 6 neutrons, and 5 electrons. It's chemical symbol is B. It's atomic number is 5. It's the fifth element in the Periodic Table.

Carbon

It has 6 protons, 6 neutrons, and 6 electrons. It's chemical symbol is C. It's atomic number is 6. It's the sixth element in the Periodic Table.

Nitrogen

It has 7 protons, 7 neutrons, and 7 electrons. It's chemical symbol is N. It's atomic number is 7. It's the seventh element in the Periodic Table.

Oxygen

It has 8 protons, 8 neutrons, and 8 electrons. It's chemical symbol is O. It's atomic number is 8. It's the 8th element in the Periodic Table.

Flourine

It has 9 protons, 10 neutrons, and 9 electrons. It's chemical symbol is F. It's atomic number is 9. It's the 9th element in the Periodic Table.

Aluminium

What my dad produces at Alcoa, Inc. It has 13 protons, 14 neutrons, and 13 electrons. It's chemical symbol is Al. It's the 13th element in the Periodic Table.

Lithium

a song by Evanescence. It has 3 protons, 4 neutrons, and 3 electrons. It's chemical symbol is Li. It's atomic number is 3. It's the third element in the Periodic Table.