Main Group Element (Periodic Table)

Main Group Element

The main group elements (also known as the representative elements) in the periodic table are the chemical elements of s-block and p-block (except hydrogen). These elements include group 1 (alkali metals), group 2 (alkaline earth metals), group 13 (boron group), group 14 (carbon group), group 15 (nitrogen group), group 16 (oxygen group), group 17 (halogens), and group 18 (noble gases and oganesson).

The lightest members of the main group elements are helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, and fluorine.

group
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
period
1
1
H
2
He
2
3
Li
4
Be
5
B
6
C
7
N
8
O
9
F
10
Ne
3
11
Na
12
Mg
13
Al
14
Si
15
P
16
S
17
Cl
18
Ar
4
19
K
20
Ca
21
Sc
22
Ti
23
V
24
Cr
25
Mn
26
Fe
27
Co
28
Ni
29
Cu
30
Zn
31
Ga
32
Ge
33
As
34
Se
35
Br
36
Kr
5
37
Rb
38
Sr
39
Y
40
Zr
41
Nb
42
Mo
43
Tc
44
Ru
45
Rh
46
Pd
47
Ag
48
Cd
49
In
50
Sn
51
Sb
52
Te
53
I
54
Xe
6
55
Cs
56
Ba
72
Hf
73
Ta
74
W
75
Re
76
Os
77
Ir
78
Pt
79
Au
80
Hg
81
Tl
82
Pb
83
Bi
84
Po
85
At
86
Rn
7
87
Fr
88
Ra
104
Rf
105
Db
106
Sg
107
Bh
108
Hs
109
Mt
110
Ds
111
Rg
112
Cn
113
Nh
114
Fl
115
Mc
116
Lv
117
Ts
118
Og
57
La
58
Ce
59
Pr
60
Nd
61
Pm
62
Sm
63
Eu
64
Gd
65
Tb
66
Dy
67
Ho
68
Er
69
Tm
70
Yb
71
Lu
89
Ac
90
Th
91
Pa
92
U
93
Np
94
Pu
95
Am
96
Cm
97
Bk
98
Cf
99
Es
100
Fm
101
Md
102
No
103
Lr
– main group element

FAQs on Main Group Element

‣ Is gold a main group element?

Gold is a transition metal, not a main group element.
‣ Is aluminium a main group element?

Aluminium is a main group element located in period 3 of the periodic table.
‣ Is Pb a main group element?

The lead (Pb) is a main group element located in period 6 of the periodic table.
‣ What makes a main group element?

The elements of s-block and p-block together make a boron group element.
‣ Is thallium a main group element?

Thallium is a main group element located in period 6 of the periodic table.
‣ Is oxygen a main group element?

Oxygen is a main group element located in period 2 of the periodic table.
‣ Which elements is a main group element with an odd atomic number?

The main group elements with an odd atomic number include the alkali metal family, boron family, nitrogen family, and halogen family.
‣ Is Cs a main group element?

The caesium (Cs) is a main group element located in period 6 of the periodic table.
‣ Is sulfur a main group element?

Sulfur is a main group element located in period 3 of the periodic table.
‣ Is calcium a main group element?

Calcium is a main group element located in period 4 of the periodic table.
‣ Is Ce a main group element?

The cerium (Ce) is a lanthanide, not a main group element.
‣ Is copper a main group element?

Copper is a transition metal, not a main group element.
‣ Is sodium a main group element?

Sodium is a main group element located in period 3 of the periodic table.
‣ Are noble gases main group elements?

All noble gases are main group elements.
‣ Are halogens main group elements?

All halogens are main group elements.

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