|
Mercury
|
Hg
|
80
|
Post-transition metal
|
the New Latin name mercurius, named after the Roman god (Hg from former name hydrargyrum, from Greek hydr-, 'water', and argyros, 'silver')
|
12
|
6
|
200.59
|
0.00
|
13.53
|
234.43
|
629.88
|
0.14
|
2.00
|
0.09
|
|
Molybdenum
|
Mo
|
42
|
Transition metal
|
the Greek molybdos meaning 'lead'
|
6
|
5
|
95.95
|
0.01
|
10.22
|
2896.00
|
4912.00
|
0.25
|
2.16
|
1.20
|
|
Moscovium
|
Mc
|
115
|
Unknown chemical properties
|
Moscow Oblast, Russia, where the element was first synthesized
|
15
|
7
|
|
|
-13.50
|
-700.00
|
-1400.00
|
|
|
0.00
|
|
Neodymium
|
Nd
|
60
|
Lanthanide
|
the Greek neos didymos meaning 'new twin'
|
|
6
|
144.24
|
0.00
|
7.01
|
1297.00
|
3347.00
|
0.19
|
1.14
|
41.50
|
|
Neon
|
Ne
|
10
|
Noble gas
|
the Greek neos, meaning 'new'
|
18
|
2
|
20.18
|
0.00
|
0.00
|
24.56
|
27.07
|
1.03
|
|
0.01
|
|
Neptunium
|
Np
|
93
|
Actinide
|
Neptune, the eighth planet in the Solar System
|
|
7
|
|
|
20.45
|
917.00
|
4273.00
|
|
1.36
|
0.00
|
|
Nickel
|
Ni
|
28
|
Transition metal
|
from a mischievous sprite of German miner mythology, Nickel
|
10
|
4
|
58.69
|
0.00
|
8.91
|
1728.00
|
3186.00
|
0.44
|
1.91
|
84.00
|
|
Nihonium
|
Nh
|
113
|
Unknown chemical properties
|
the Japanese name for Japan, Nihon, where the element was first synthesized
|
13
|
7
|
|
|
-16.00
|
-700.00
|
-1400.00
|
|
|
0.00
|
|
Niobium
|
Nb
|
41
|
Transition metal
|
Niobe, daughter of king Tantalus from Greek mythology
|
5
|
5
|
92.91
|
0.00
|
8.57
|
2750.00
|
5017.00
|
0.27
|
1.60
|
20.00
|
|
Nitrogen
|
N
|
7
|
Reactive nonmetal
|
the Greek nitron and '-gen' meaning 'niter-forming'
|
15
|
2
|
14.01
|
0.00
|
0.00
|
63.15
|
77.36
|
1.04
|
3.04
|
19.00
|