Element
Hydrogen
H
S
Sulfur
m
meter
m
meter
Copper
Cu
Silicon
Si
Cl
Chlorine
Kg
kilogram
cm
Centimeter
Atomic Nitrogen
N
Iodine
I
K
Potassium
K
kelvin
dm
Decimeter
Nitrogen gas
N2
Indium
In
Fe
Iron
cd
Candela
nm
nanometer
Calcium Fluoride
CaF2
Mercury
Hg
Sn
tin
A
ampere
μm
Micrometer
Calcium ion
Ca2+