Periodic Table: Atomic Numbers, Metal/Nonmetal, and Common Charges

Hydrogen

Atomic #1 | Nonmetal | Charge: +1 (sometimes -1)

Helium

Atomic #2 | Nonmetal (Noble gas) | Charge: 0

Lithium

Atomic #3 | Metal (Alkali) | Charge: +1

Beryllium

Atomic #4 | Metal (Alkaline earth) | Charge: +2

Boron

Atomic #5 | Metalloid | Charge: +3

Carbon

Atomic #6 | Nonmetal | Charges: +4 or -4

Nitrogen

Atomic #7 | Nonmetal | Charge: -3

Oxygen

Atomic #8 | Nonmetal | Charge: -2

Fluorine

Atomic #9 | Nonmetal (Halogen) | Charge: -1

Neon

Atomic #10 | Nonmetal (Noble gas) | Charge: 0

Sodium

Atomic #11 | Metal (Alkali) | Charge: +1

Magnesium

Atomic #12 | Metal (Alkaline earth) | Charge: +2

Aluminum

Atomic #13 | Metal | Charge: +3

Silicon

Atomic #14 | Metalloid | Charge: ±4

Phosphorus

Atomic #15 | Nonmetal | Charge: -3

Sulfur

Atomic #16 | Nonmetal | Charge: -2

Chlorine

Atomic #17 | Nonmetal (Halogen) | Charge: -1

Argon

Atomic #18 | Nonmetal (Noble gas) | Charge: 0

Potassium

Atomic #19 | Metal (Alkali) | Charge: +1

Calcium

Atomic #20 | Metal (Alkaline earth) | Charge: +2

Scandium

Atomic #21 | Metal (Transition) | Charge: +3

Titanium

Atomic #22 | Metal (Transition) | Charges: +4, +3

Vanadium

Atomic #23 | Metal (Transition) | Charges: +5, +4, +3, +2

Chromium

Atomic #24 | Metal (Transition) | Charges: +3, +2

Manganese

Atomic #25 | Metal (Transition) | Charges: +2, +4, +7

Iron

Atomic #26 | Metal (Transition) | Charges: +2, +3

Cobalt

Atomic #27 | Metal (Transition) | Charges: +2, +3

Nickel

Atomic #28 | Metal (Transition) | Charges: +2, +3

Copper

Atomic #29 | Metal (Transition) | Charges: +1, +2

Zinc

Atomic #30 | Metal (Transition) | Charge: +2

Gallium

Atomic #31 | Metal | Charge: +3

Germanium

Atomic #32 | Metalloid | Charges: +4, +2

Arsenic

Atomic #33 | Metalloid | Charge: -3 (also +3, +5)

Selenium

Atomic #34 | Nonmetal | Charge: -2

Bromine

Atomic #35 | Nonmetal (Halogen) | Charge: -1

Krypton

Atomic #36 | Nonmetal (Noble gas) | Charge: 0