|
Rubidium
|
Rb
|
37
|
Alkali metal
|
the Latin rubidus, 'deep red'
|
1
|
5
|
85.47
|
0.00
|
1.53
|
312.46
|
961.00
|
0.36
|
0.82
|
90.00
|
|
Strontium
|
Sr
|
38
|
Alkaline earth metal
|
Strontian, a small town in Scotland
|
2
|
5
|
87.62
|
0.01
|
2.64
|
1050.00
|
1655.00
|
0.30
|
0.95
|
370.00
|
|
Potassium
|
K
|
19
|
Alkali metal
|
New Latin potassa, 'potash' (kalium in Latin)
|
1
|
4
|
39.10
|
0.00
|
0.86
|
336.53
|
1032.00
|
0.76
|
0.82
|
20900.00
|
|
Krypton
|
Kr
|
36
|
Noble gas
|
the Greek kryptos, 'hidden'
|
18
|
4
|
83.80
|
0.00
|
0.00
|
115.79
|
119.93
|
0.25
|
3.00
|
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
|
|
Calcium
|
Ca
|
20
|
Alkaline earth metal
|
the Latin calx, 'lime'
|
2
|
4
|
40.08
|
0.00
|
1.54
|
1115.00
|
1757.00
|
0.65
|
1.00
|
41500.00
|
|
Copper
|
Cu
|
29
|
Transition metal
|
English word (Latin cuprum)
|
11
|
4
|
63.55
|
0.00
|
8.96
|
1357.77
|
2835.00
|
0.39
|
1.90
|
60.00
|
|
Cobalt
|
Co
|
27
|
Transition metal
|
the German word Kobold, 'goblin'
|
9
|
4
|
58.93
|
0.00
|
8.86
|
1768.00
|
3200.00
|
0.42
|
1.88
|
25.00
|
|
Iron
|
Fe
|
26
|
Transition metal
|
English word (ferrum in Latin)
|
8
|
4
|
55.85
|
0.00
|
7.87
|
1811.00
|
3134.00
|
0.45
|
1.83
|
56300.00
|
|
Manganese
|
Mn
|
25
|
Transition metal
|
corrupted from magnesia negra, see Magnesium
|
7
|
4
|
54.94
|
0.00
|
7.44
|
1519.00
|
2334.00
|
0.48
|
1.55
|
950.00
|