S
Sulfur · element 16
Polyatomic Nonmetal · Solid at room temperature
Sulfur or sulphur (see spelling differences) is a chemical element with symbol S and atomic number 16. It is an abundant, multivalent non-metal. Under normal conditions, sulfur atoms form cyclic octatomic molecules with chemical formula S8.
Key facts
Atomic mass
32.06 u
how heavy one atom is
Phase (room temp.)
Solid
Density
2.07 g/cm³
how tightly packed it is
Melting point
388.36 K (115 °C)
when solid turns to liquid
Boiling point
717.8 K (445 °C)
when liquid turns to gas
Period
3
its row in the periodic table
Group
16
its column in the periodic table
Block
P-block
the neighbourhood it lives in
Electronegativity
2.58
how strongly it pulls electrons
Electron configuration
[Ne] 3s2 3p4
where its electrons live
Shells
2 · 8 · 6
electrons in each layer, inside to out
Discovered by
Ancient china
who found it
Appearance
lemon yellow sintered microcrystals
what it looks like
Source: Wikipedia