|
Group number
|
1
|
2
|
|
3b
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
CAS (US)
|
IA
|
IIA
|
|
IIIB
|
IVB
|
VB
|
VIB
|
VIIB
|
VIIIB
|
IB
|
IIB
|
IIIA
|
IVA
|
VA
|
VIA
|
VIIA
|
VIIIA
|
old IUPAC (European)
|
IA
|
IIA
|
|
IIIA
|
IVA
|
VA
|
VIA
|
VIIA
|
VIII
|
IB
|
IIB
|
IIIB
|
IVB
|
VB
|
VIB
|
VIIB
|
Group 0
|
Trivial name
|
Alkali metals
|
Alkaline earth metals
|
|
|
|
|
|
|
|
|
|
Coinage metalsc
|
Volatile metalsc
|
Icosagensc
|
Crystallogensc
|
Pnictogens
|
Chalcogens
|
Halogens
|
Noble gases
|
Name by element
|
Lithium group
|
Beryllium group
|
|
Scandium group
|
Titanium group
|
Vanadium group
|
Chromium group
|
Manganese group
|
Iron group
|
Cobalt group
|
Nickel group
|
Copper group
|
Zinc group
|
Boron group
|
Carbon group
|
Nitrogen group
|
Oxygen group
|
Fluorine group
|
Helium or Neon group
|
Period 1
|
title="Hydrogen: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| Ha
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
He
|
Period 2
|
Li
|
Be
|
|
|
|
|
|
|
|
|
|
|
|
B
|
title="Carbon: polyatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/polyatomic nonmetals;; "| C
|
title="Nitrogen: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| N
|
title="Oxygen: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| O
|
title="Fluorine: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| F
|
Ne
|
Period 3
|
Na
|
Mg
|
|
|
|
|
|
|
|
|
|
|
|
Al
|
Si
|
title="Phosphorus: polyatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/polyatomic nonmetals;; "| P
|
title="Sulfur: polyatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/polyatomic nonmetals;; "| S
|
title="Chlorine: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| Cl
|
Ar
|
Period 4
|
K
|
Ca
|
|
Sc
|
Ti
|
V
|
Cr
|
Mn
|
Fe
|
Co
|
Ni
|
Cu
|
Zn
|
Ga
|
Ge
|
As
|
title="Selenium: polyatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/polyatomic nonmetals;; "| Se
|
title="Bromine: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| Br
|
Kr
|
Period 5
|
Rb
|
Sr
|
f-blockb
|
Y
|
Zr
|
Nb
|
Mo
|
Tc
|
Ru
|
Rh
|
Pd
|
Ag
|
Cd
|
In
|
Sn
|
Sb
|
Te
|
title="Iodine: diatomic nonmetals" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/diatomic nonmetals;; "| I
|
Xe
|
Period 6
|
Cs
|
Ba
|
La–Yb
|
Lub
|
Hf
|
Ta
|
W
|
Re
|
Os
|
Ir
|
Pt
|
Au
|
Hg
|
Tl
|
Pb
|
Bi
|
Po
|
title="Astatine: metalloids" style="text-align:center; color:black; background:ទំព័រគំរូ:Element color/metalloids;; min-width:4%;"| At
|
Rn
|
Period 7
|
Fr
|
Ra
|
Ac–No
|
Lrb
|
Rf
|
Db
|
Sg
|
Bh
|
Hs
|
Mt
|
Ds
|
Rg
|
Cn
|
Uut
|
Fl
|
Uup
|
Lv
|
Uus
|
Uuo
|
a Hydrogen (H), while placed in column 1, is not considered to be a in the group alkali metals.
|
b Group 3: depending on the source, Lutetium (Lu) and Lawrencium (Lr) may be included; the f-block (with 14 lanthanides and 14 actinides) may be included.
|
c This group name is not recommended by IUPAC.
|