|
Boron
|
B
|
5
|
Metalloid
|
borax, a mineral
|
13
|
2
|
10.81
|
0.00
|
2.34
|
2349.00
|
4200.00
|
1.03
|
2.04
|
10.00
|
|
Antimony
|
Sb
|
51
|
Metalloid
|
uncertain: perhaps from the Greek anti, 'against', and monos, 'alone', or the Old French antimoine, 'Monk's bane' (stibium in Latin)
|
15
|
5
|
121.76
|
0.00
|
6.69
|
903.78
|
1860.00
|
0.21
|
2.05
|
0.20
|
|
Tellurium
|
Te
|
52
|
Metalloid
|
Latin tellus, 'earth'
|
16
|
5
|
127.60
|
0.03
|
6.23
|
722.66
|
1261.00
|
0.20
|
2.10
|
0.00
|
|
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
|
|
Arsenic
|
As
|
33
|
Metalloid
|
English word (Latin arsenicum)
|
15
|
4
|
74.92
|
0.00
|
5.78
|
1090.00
|
887.00
|
0.33
|
2.18
|
1.80
|
|
Phosphorus
|
P
|
15
|
Reactive nonmetal
|
the Greek phoosphoros, 'carrying light'
|
15
|
3
|
30.97
|
0.00
|
1.82
|
317.30
|
550.00
|
0.77
|
2.19
|
1050.00
|
|
Astatine
|
At
|
85
|
Metalloid
|
the Greek astatos, 'unstable'
|
17
|
6
|
|
|
7.00
|
575.00
|
610.00
|
|
2.20
|
0.00
|
|
Hydrogen
|
H
|
1
|
Reactive nonmetal
|
composed of the Greek elements hydro- and -gen meaning 'water-forming'
|
1
|
1
|
1.01
|
0.00
|
0.00
|
14.01
|
20.28
|
14.30
|
2.20
|
1400.00
|
|
Ruthenium
|
Ru
|
44
|
Transition metal
|
Ruthenia, the New Latin name for Russia
|
8
|
5
|
101.07
|
0.02
|
12.37
|
2607.00
|
4423.00
|
0.24
|
2.20
|
0.00
|
|
Palladium
|
Pd
|
46
|
Transition metal
|
the then recently discovered asteroid Pallas, considered a planet at the time
|
10
|
5
|
106.42
|
0.01
|
12.02
|
1828.05
|
3236.00
|
0.24
|
2.20
|
0.02
|