CHEM 101 - 'Need To Know' Elements + Transition Metal Charges

H

Hydrogen (+1)

He

Helium (noble gas)

Li

Lithium (+1)

Be

Beryllium (+2)

B

Boron (+3)

C

Carbon (very weird and can form cations or anions but typically forms only covalent bonds)

N

Nitrogen (-3)

O

Oxygen (-2)

F

Fluorine (-1)

Ne

Neon (noble gas)

Na

Sodium (+1)

Mg

Magnesium (+2)

Al

Aluminum (+3)

Si

Silicon (also very weird and doesn’t form cations or anions, doesn’t really form ionic bonds easily)

P

Phosphorus (-3)

S

Sulfur (-2)

Cl

Chlorine (-1)

Ar

Argon (noble gas)

K

Potassium (+1)

Ca

Calcium (+2)

Cr

Chromium (+3, +6)

Mn

Manganese (+2, +3, +4, +6)

Fe

Iron (+2, +3)

Co

Cobalt (+2, +3)

Ni

Nickel (+2)

Cu

Copper (+1, +2)

Zn

Zinc (+2)

Ag

Silver (+1)

Au

Gold (+1, +3)

Hg

Mercury (+1, 2+)

Ba

Barium (+2)

Pb

Lead (2+, 4+)

Br

Bromine (-1)

I

Iodine (+1)

Kr

Krypton (noble gas)

Xe

Xenon (noble gas)

U

Uranium (+3, +4, +5, +6)